2491949880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^4\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 480

約数和(自身を含む): 10013014800

約数和(自身を除く): 7521064920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 49, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 98, 105, 108, 120, 124, 126, 135, 140, 147, 155, 168, 180, 186, 189, 196, 210, 216, 217, 245, 248, 252, 270, 279, 280, 294, 310, 315, 343, 360, 372, 378, 392, 420, 434, 441, 465, 490, 504, 540, 558, 588, 620, 630, 651, 686, 735, 744, 756, 837, 840, 868, 882, 930, 945, 961, 980, 1029, 1080, 1085, 1116, 1176, 1240, 1260, 1302, 1323, 1372, 1395, 1470, 1512, 1519, 1674, 1715, 1736, 1764, 1860, 1890, 1922, 1953, 1960, 2058, 2170, 2205, 2232, 2401, 2520, 2604, 2646, 2744, 2790, 2883, 2940, 3038, 3087, 3255, 3348, 3430, 3528, 3720, 3780, 3844, 3906, 4116, 4185, 4340, 4410, 4557, 4802, 4805, 5145, 5208, 5292, 5580, 5766, 5859, 5880, 6076, 6174, 6510, 6615, 6696, 6727, 6860, 7203, 7560, 7595, 7688, 7812, 8232, 8370, 8649, 8680, 8820, 9114, 9261, 9604, 9610, 9765, 10290, 10584, 10633, 11160, 11532, 11718, 12005, 12152, 12348, 13020, 13230, 13454, 13671, 13720, 14406, 14415, 15190, 15435, 15624, 16740, 17298, 17640, 18228, 18522, 19208, 19220, 19530, 20181, 20580, 21266, 21609, 22785, 23064, 23436, 24010, 24696, 25947, 26040, 26460, 26908, 27342, 28812, 28830, 29295, 30380, 30870, 31899, 33480, 33635, 34596, 36015, 36456, 37044, 38440, 39060, 40362, 41013, 41160, 42532, 43218, 43245, 45570, 46305, 46872, 47089, 48020, 51894, 52920, 53165, 53816, 54684, 57624, 57660, 58590, 60543, 60760, 61740, 63798, 64827, 67270, 68355, 69192, 72030, 74088, 74431, 78120, 80724, 82026, 85064, 86436, 86490, 91140, 92610, 94178, 95697, 96040, 100905, 103788, 106330, 108045, 109368, 115320, 117180, 121086, 123480, 127596, 129654, 129735, 134540, 136710, 141267, 144060, 148862, 159495, 161448, 164052, 172872, 172980, 181629, 182280, 185220, 188356, 191394, 201810, 205065, 207576, 212660, 216090, 223293, 234360, 235445, 242172, 255192, 259308, 259470, 269080, 273420, 282534, 287091, 288120, 297724, 302715, 318990, 324135, 328104, 329623, 345960, 363258, 370440, 372155, 376712, 382788, 403620, 410130, 423801, 425320, 432180, 446586, 470890, 478485, 484344, 518616, 518940, 546840, 565068, 574182, 595448, 605430, 637980, 648270, 659246, 669879, 706335, 726516, 744310, 765576, 807240, 820260, 847602, 864360, 893172, 908145, 941780, 956970, 988869, 1037880, 1116465, 1130136, 1148364, 1210860, 1271403, 1275960, 1296540, 1318492, 1339758, 1412670, 1435455, 1453032, 1488620, 1640520, 1648115, 1695204, 1786344, 1816290, 1883560, 1913940, 1977738, 2009637, 2119005, 2232930, 2296728, 2307361, 2421720, 2542806, 2593080, 2636984, 2679516, 2825340, 2870910, 2966607, 2977240, 3296230, 3349395, 3390408, 3632580, 3827880, 3955476, 4019274, 4238010, 4465860, 4614722, 4944345, 5085612, 5359032, 5650680, 5741820, 5933214, 6357015, 6592460, 6698790, 6922083, 7265160, 7910952, 8038548, 8476020, 8899821, 8931720, 9229444, 9888690, 10048185, 10171224, 11483640, 11536805, 11866428, 12714030, 13184920, 13397580, 13844166, 14833035, 16077096, 16952040, 17799642, 18458888, 19777380, 20096370, 20766249, 23073610, 23732856, 25428060, 26795160, 27688332, 29666070, 34610415, 35599284, 39554760, 40192740, 41532498, 44499105, 46147220, 50856120, 55376664, 59332140, 62298747, 69220830, 71198568, 80385480, 83064996, 88998210, 92294440, 103831245, 118664280, 124597494, 138441660, 166129992, 177996420, 207662490, 249194988, 276883320, 311493735, 355992840, 415324980, 498389976, 622987470, 830649960, 1245974940, 2491949880]

約数ペア:

[(1, 2491949880), (2, 1245974940), (3, 830649960), (4, 622987470), (5, 498389976), (6, 415324980), (7, 355992840), (8, 311493735), (9, 276883320), (10, 249194988), (12, 207662490), (14, 177996420), (15, 166129992), (18, 138441660), (20, 124597494), (21, 118664280), (24, 103831245), (27, 92294440), (28, 88998210), (30, 83064996), (31, 80385480), (35, 71198568), (36, 69220830), (40, 62298747), (42, 59332140), (45, 55376664), (49, 50856120), (54, 46147220), (56, 44499105), (60, 41532498), (62, 40192740), (63, 39554760), (70, 35599284), (72, 34610415), (84, 29666070), (90, 27688332), (93, 26795160), (98, 25428060), (105, 23732856), (108, 23073610), (120, 20766249), (124, 20096370), (126, 19777380), (135, 18458888), (140, 17799642), (147, 16952040), (155, 16077096), (168, 14833035), (180, 13844166), (186, 13397580), (189, 13184920), (196, 12714030), (210, 11866428), (216, 11536805), (217, 11483640), (245, 10171224), (248, 10048185), (252, 9888690), (270, 9229444), (279, 8931720), (280, 8899821), (294, 8476020), (310, 8038548), (315, 7910952), (343, 7265160), (360, 6922083), (372, 6698790), (378, 6592460), (392, 6357015), (420, 5933214), (434, 5741820), (441, 5650680), (465, 5359032), (490, 5085612), (504, 4944345), (540, 4614722), (558, 4465860), (588, 4238010), (620, 4019274), (630, 3955476), (651, 3827880), (686, 3632580), (735, 3390408), (744, 3349395), (756, 3296230), (837, 2977240), (840, 2966607), (868, 2870910), (882, 2825340), (930, 2679516), (945, 2636984), (961, 2593080), (980, 2542806), (1029, 2421720), (1080, 2307361), (1085, 2296728), (1116, 2232930), (1176, 2119005), (1240, 2009637), (1260, 1977738), (1302, 1913940), (1323, 1883560), (1372, 1816290), (1395, 1786344), (1470, 1695204), (1512, 1648115), (1519, 1640520), (1674, 1488620), (1715, 1453032), (1736, 1435455), (1764, 1412670), (1860, 1339758), (1890, 1318492), (1922, 1296540), (1953, 1275960), (1960, 1271403), (2058, 1210860), (2170, 1148364), (2205, 1130136), (2232, 1116465), (2401, 1037880), (2520, 988869), (2604, 956970), (2646, 941780), (2744, 908145), (2790, 893172), (2883, 864360), (2940, 847602), (3038, 820260), (3087, 807240), (3255, 765576), (3348, 744310), (3430, 726516), (3528, 706335), (3720, 669879), (3780, 659246), (3844, 648270), (3906, 637980), (4116, 605430), (4185, 595448), (4340, 574182), (4410, 565068), (4557, 546840), (4802, 518940), (4805, 518616), (5145, 484344), (5208, 478485), (5292, 470890), (5580, 446586), (5766, 432180), (5859, 425320), (5880, 423801), (6076, 410130), (6174, 403620), (6510, 382788), (6615, 376712), (6696, 372155), (6727, 370440), (6860, 363258), (7203, 345960), (7560, 329623), (7595, 328104), (7688, 324135), (7812, 318990), (8232, 302715), (8370, 297724), (8649, 288120), (8680, 287091), (8820, 282534), (9114, 273420), (9261, 269080), (9604, 259470), (9610, 259308), (9765, 255192), (10290, 242172), (10584, 235445), (10633, 234360), (11160, 223293), (11532, 216090), (11718, 212660), (12005, 207576), (12152, 205065), (12348, 201810), (13020, 191394), (13230, 188356), (13454, 185220), (13671, 182280), (13720, 181629), (14406, 172980), (14415, 172872), (15190, 164052), (15435, 161448), (15624, 159495), (16740, 148862), (17298, 144060), (17640, 141267), (18228, 136710), (18522, 134540), (19208, 129735), (19220, 129654), (19530, 127596), (20181, 123480), (20580, 121086), (21266, 117180), (21609, 115320), (22785, 109368), (23064, 108045), (23436, 106330), (24010, 103788), (24696, 100905), (25947, 96040), (26040, 95697), (26460, 94178), (26908, 92610), (27342, 91140), (28812, 86490), (28830, 86436), (29295, 85064), (30380, 82026), (30870, 80724), (31899, 78120), (33480, 74431), (33635, 74088), (34596, 72030), (36015, 69192), (36456, 68355), (37044, 67270), (38440, 64827), (39060, 63798), (40362, 61740), (41013, 60760), (41160, 60543), (42532, 58590), (43218, 57660), (43245, 57624), (45570, 54684), (46305, 53816), (46872, 53165), (47089, 52920), (48020, 51894)]