400286880

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 576

約数和(自身を含む): 1709890560

約数和(自身を除く): 1309603680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 61, 62, 63, 70, 72, 80, 84, 90, 93, 96, 98, 105, 108, 112, 120, 122, 124, 126, 135, 140, 144, 147, 155, 160, 168, 180, 183, 186, 189, 196, 210, 216, 217, 224, 240, 244, 245, 248, 252, 270, 279, 280, 288, 294, 305, 310, 315, 336, 360, 366, 372, 378, 392, 420, 427, 432, 434, 441, 465, 480, 488, 490, 496, 504, 540, 549, 558, 560, 588, 610, 620, 630, 651, 672, 720, 732, 735, 744, 756, 784, 837, 840, 854, 864, 868, 882, 915, 930, 945, 976, 980, 992, 1008, 1080, 1085, 1098, 1116, 1120, 1176, 1220, 1240, 1260, 1281, 1302, 1323, 1395, 1440, 1464, 1470, 1488, 1512, 1519, 1568, 1647, 1674, 1680, 1708, 1736, 1764, 1830, 1860, 1890, 1891, 1952, 1953, 1960, 2016, 2135, 2160, 2170, 2196, 2205, 2232, 2352, 2440, 2480, 2520, 2562, 2604, 2646, 2745, 2790, 2928, 2940, 2976, 2989, 3024, 3038, 3255, 3294, 3348, 3360, 3416, 3472, 3528, 3660, 3720, 3780, 3782, 3843, 3906, 3920, 4185, 4270, 4320, 4340, 4392, 4410, 4464, 4557, 4704, 4880, 4960, 5040, 5124, 5208, 5292, 5490, 5580, 5673, 5856, 5859, 5880, 5978, 6048, 6076, 6405, 6510, 6588, 6615, 6696, 6832, 6944, 7056, 7320, 7440, 7560, 7564, 7595, 7686, 7812, 7840, 8235, 8370, 8540, 8680, 8784, 8820, 8928, 8967, 9114, 9455, 9760, 9765, 10080, 10248, 10416, 10584, 10980, 11160, 11346, 11529, 11718, 11760, 11956, 12152, 12810, 13020, 13176, 13230, 13237, 13392, 13664, 13671, 14112, 14640, 14880, 14945, 15120, 15128, 15190, 15372, 15624, 16470, 16740, 17019, 17080, 17360, 17568, 17640, 17934, 18228, 18910, 19215, 19530, 20496, 20832, 21168, 21960, 22320, 22692, 22785, 23058, 23436, 23520, 23912, 24304, 25620, 26040, 26352, 26460, 26474, 26784, 26901, 27342, 28365, 29280, 29295, 29890, 30240, 30256, 30380, 30744, 31248, 32940, 33480, 34038, 34160, 34720, 35280, 35868, 36456, 37820, 38430, 39060, 39711, 40992, 41013, 42336, 43920, 44640, 44835, 45384, 45570, 46116, 46872, 47824, 48608, 51057, 51240, 52080, 52704, 52920, 52948, 53802, 54684, 56730, 57645, 58590, 59780, 60512, 60760, 61488, 62496, 65880, 66185, 66960, 68076, 68320, 68355, 70560, 71736, 72912, 75640, 76860, 78120, 79422, 80703, 82026, 85095, 87840, 89670, 90768, 91140, 92232, 92659, 93744, 95648, 102114, 102480, 104160, 105840, 105896, 107604, 109368, 113460, 115290, 117180, 119133, 119560, 121520, 122976, 131760, 132370, 133920, 134505, 136152, 136710, 143472, 145824, 151280, 153720, 156240, 158844, 161406, 164052, 170190, 179340, 181536, 182280, 184464, 185318, 187488, 198555, 204228, 204960, 205065, 211680, 211792, 215208, 218736, 226920, 230580, 234360, 238266, 239120, 243040, 255285, 263520, 264740, 269010, 272304, 273420, 277977, 286944, 302560, 307440, 312480, 317688, 322812, 328104, 340380, 357399, 358680, 364560, 368928, 370636, 397110, 403515, 408456, 410130, 423584, 430416, 437472, 453840, 461160, 463295, 468720, 476532, 478240, 510570, 529480, 538020, 544608, 546840, 555954, 595665, 614880, 635376, 645624, 656208, 680760, 714798, 717360, 729120, 741272, 794220, 807030, 816912, 820260, 833931, 860832, 907680, 922320, 926590, 937440, 953064, 1021140, 1058960, 1076040, 1093680, 1111908, 1191330, 1270752, 1291248, 1312416, 1361520, 1389885, 1429596, 1434720, 1482544, 1588440, 1614060, 1633824, 1640520, 1667862, 1786995, 1844640, 1853180, 1906128, 2042280, 2117920, 2152080, 2187360, 2223816, 2382660, 2501793, 2582496, 2723040, 2779770, 2859192, 2965088, 3176880, 3228120, 3281040, 3335724, 3573990, 3706360, 3812256, 4084560, 4169655, 4304160, 4447632, 4765320, 5003586, 5559540, 5718384, 6353760, 6456240, 6562080, 6671448, 7147980, 7412720, 8169120, 8339310, 8895264, 9530640, 10007172, 11119080, 11436768, 12508965, 12912480, 13342896, 14295960, 14825440, 16678620, 19061280, 20014344, 22238160, 25017930, 26685792, 28591920, 33357240, 40028688, 44476320, 50035860, 57183840, 66714480, 80057376, 100071720, 133428960, 200143440, 400286880]

約数ペア:

[(1, 400286880), (2, 200143440), (3, 133428960), (4, 100071720), (5, 80057376), (6, 66714480), (7, 57183840), (8, 50035860), (9, 44476320), (10, 40028688), (12, 33357240), (14, 28591920), (15, 26685792), (16, 25017930), (18, 22238160), (20, 20014344), (21, 19061280), (24, 16678620), (27, 14825440), (28, 14295960), (30, 13342896), (31, 12912480), (32, 12508965), (35, 11436768), (36, 11119080), (40, 10007172), (42, 9530640), (45, 8895264), (48, 8339310), (49, 8169120), (54, 7412720), (56, 7147980), (60, 6671448), (61, 6562080), (62, 6456240), (63, 6353760), (70, 5718384), (72, 5559540), (80, 5003586), (84, 4765320), (90, 4447632), (93, 4304160), (96, 4169655), (98, 4084560), (105, 3812256), (108, 3706360), (112, 3573990), (120, 3335724), (122, 3281040), (124, 3228120), (126, 3176880), (135, 2965088), (140, 2859192), (144, 2779770), (147, 2723040), (155, 2582496), (160, 2501793), (168, 2382660), (180, 2223816), (183, 2187360), (186, 2152080), (189, 2117920), (196, 2042280), (210, 1906128), (216, 1853180), (217, 1844640), (224, 1786995), (240, 1667862), (244, 1640520), (245, 1633824), (248, 1614060), (252, 1588440), (270, 1482544), (279, 1434720), (280, 1429596), (288, 1389885), (294, 1361520), (305, 1312416), (310, 1291248), (315, 1270752), (336, 1191330), (360, 1111908), (366, 1093680), (372, 1076040), (378, 1058960), (392, 1021140), (420, 953064), (427, 937440), (432, 926590), (434, 922320), (441, 907680), (465, 860832), (480, 833931), (488, 820260), (490, 816912), (496, 807030), (504, 794220), (540, 741272), (549, 729120), (558, 717360), (560, 714798), (588, 680760), (610, 656208), (620, 645624), (630, 635376), (651, 614880), (672, 595665), (720, 555954), (732, 546840), (735, 544608), (744, 538020), (756, 529480), (784, 510570), (837, 478240), (840, 476532), (854, 468720), (864, 463295), (868, 461160), (882, 453840), (915, 437472), (930, 430416), (945, 423584), (976, 410130), (980, 408456), (992, 403515), (1008, 397110), (1080, 370636), (1085, 368928), (1098, 364560), (1116, 358680), (1120, 357399), (1176, 340380), (1220, 328104), (1240, 322812), (1260, 317688), (1281, 312480), (1302, 307440), (1323, 302560), (1395, 286944), (1440, 277977), (1464, 273420), (1470, 272304), (1488, 269010), (1512, 264740), (1519, 263520), (1568, 255285), (1647, 243040), (1674, 239120), (1680, 238266), (1708, 234360), (1736, 230580), (1764, 226920), (1830, 218736), (1860, 215208), (1890, 211792), (1891, 211680), (1952, 205065), (1953, 204960), (1960, 204228), (2016, 198555), (2135, 187488), (2160, 185318), (2170, 184464), (2196, 182280), (2205, 181536), (2232, 179340), (2352, 170190), (2440, 164052), (2480, 161406), (2520, 158844), (2562, 156240), (2604, 153720), (2646, 151280), (2745, 145824), (2790, 143472), (2928, 136710), (2940, 136152), (2976, 134505), (2989, 133920), (3024, 132370), (3038, 131760), (3255, 122976), (3294, 121520), (3348, 119560), (3360, 119133), (3416, 117180), (3472, 115290), (3528, 113460), (3660, 109368), (3720, 107604), (3780, 105896), (3782, 105840), (3843, 104160), (3906, 102480), (3920, 102114), (4185, 95648), (4270, 93744), (4320, 92659), (4340, 92232), (4392, 91140), (4410, 90768), (4464, 89670), (4557, 87840), (4704, 85095), (4880, 82026), (4960, 80703), (5040, 79422), (5124, 78120), (5208, 76860), (5292, 75640), (5490, 72912), (5580, 71736), (5673, 70560), (5856, 68355), (5859, 68320), (5880, 68076), (5978, 66960), (6048, 66185), (6076, 65880), (6405, 62496), (6510, 61488), (6588, 60760), (6615, 60512), (6696, 59780), (6832, 58590), (6944, 57645), (7056, 56730), (7320, 54684), (7440, 53802), (7560, 52948), (7564, 52920), (7595, 52704), (7686, 52080), (7812, 51240), (7840, 51057), (8235, 48608), (8370, 47824), (8540, 46872), (8680, 46116), (8784, 45570), (8820, 45384), (8928, 44835), (8967, 44640), (9114, 43920), (9455, 42336), (9760, 41013), (9765, 40992), (10080, 39711), (10248, 39060), (10416, 38430), (10584, 37820), (10980, 36456), (11160, 35868), (11346, 35280), (11529, 34720), (11718, 34160), (11760, 34038), (11956, 33480), (12152, 32940), (12810, 31248), (13020, 30744), (13176, 30380), (13230, 30256), (13237, 30240), (13392, 29890), (13664, 29295), (13671, 29280), (14112, 28365), (14640, 27342), (14880, 26901), (14945, 26784), (15120, 26474), (15128, 26460), (15190, 26352), (15372, 26040), (15624, 25620), (16470, 24304), (16740, 23912), (17019, 23520), (17080, 23436), (17360, 23058), (17568, 22785), (17640, 22692), (17934, 22320), (18228, 21960), (18910, 21168), (19215, 20832), (19530, 20496)]