640914120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:415

約数の個数: 480

約数和(自身を含む): 2741143680

約数和(自身を除く): 2100229560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 54, 55, 56, 60, 63, 66, 70, 72, 77, 81, 84, 88, 90, 98, 99, 105, 108, 110, 120, 126, 132, 135, 140, 147, 154, 162, 165, 168, 180, 189, 196, 198, 210, 216, 220, 231, 245, 252, 264, 270, 280, 294, 297, 308, 315, 324, 330, 360, 367, 378, 385, 392, 396, 405, 420, 440, 441, 462, 490, 495, 504, 539, 540, 567, 588, 594, 616, 630, 648, 660, 693, 734, 735, 756, 770, 792, 810, 840, 882, 891, 924, 945, 980, 990, 1078, 1080, 1101, 1134, 1155, 1176, 1188, 1260, 1320, 1323, 1386, 1468, 1470, 1485, 1512, 1540, 1617, 1620, 1764, 1782, 1835, 1848, 1890, 1960, 1980, 2079, 2156, 2202, 2205, 2268, 2310, 2376, 2520, 2569, 2646, 2695, 2772, 2835, 2936, 2940, 2970, 3080, 3234, 3240, 3303, 3465, 3528, 3564, 3670, 3780, 3960, 3969, 4037, 4158, 4312, 4404, 4410, 4455, 4536, 4620, 4851, 5138, 5292, 5390, 5505, 5544, 5670, 5880, 5940, 6237, 6468, 6606, 6615, 6930, 7128, 7340, 7560, 7707, 7938, 8074, 8085, 8316, 8808, 8820, 8910, 9240, 9702, 9909, 10276, 10395, 10584, 10780, 11010, 11340, 11880, 12111, 12474, 12845, 12936, 13212, 13230, 13860, 14553, 14680, 15414, 15876, 16148, 16170, 16515, 16632, 17640, 17820, 17983, 19404, 19818, 19845, 20185, 20552, 20790, 21560, 22020, 22680, 23121, 24222, 24255, 24948, 25690, 26424, 26460, 27720, 28259, 29106, 29727, 30828, 31185, 31752, 32296, 32340, 33030, 35640, 35966, 36333, 38535, 38808, 39636, 39690, 40370, 41580, 43659, 44040, 46242, 48444, 48510, 49545, 49896, 51380, 52920, 53949, 56518, 58212, 59454, 60555, 61656, 62370, 64680, 66060, 69363, 71932, 72666, 72765, 77070, 79272, 79380, 80740, 83160, 84777, 87318, 89915, 92484, 96888, 97020, 99090, 102760, 107898, 108999, 113036, 115605, 116424, 118908, 121110, 124740, 132120, 138726, 141295, 143864, 145332, 145530, 148635, 154140, 158760, 161480, 161847, 169554, 174636, 179830, 181665, 184968, 194040, 197813, 198180, 208089, 215796, 217998, 218295, 226072, 231210, 237816, 242220, 249480, 254331, 269745, 277452, 282590, 290664, 291060, 297270, 308280, 323694, 326997, 339108, 346815, 349272, 359660, 363330, 395626, 396360, 416178, 423885, 431592, 435996, 436590, 462420, 484440, 485541, 508662, 539490, 544995, 554904, 565180, 582120, 593439, 594540, 647388, 653994, 678216, 693630, 719320, 726660, 762993, 791252, 809235, 832356, 847770, 871992, 873180, 924840, 971082, 989065, 1017324, 1040445, 1078980, 1089990, 1130360, 1186878, 1189080, 1271655, 1294776, 1307988, 1387260, 1453320, 1456623, 1525986, 1582504, 1618470, 1634985, 1664712, 1695540, 1746360, 1780317, 1942164, 1978130, 2034648, 2080890, 2157960, 2179980, 2288979, 2373756, 2427705, 2543310, 2615976, 2774520, 2913246, 2967195, 3051972, 3236940, 3269970, 3391080, 3560634, 3814965, 3884328, 3956260, 4161780, 4359960, 4577958, 4747512, 4855410, 5086620, 5340951, 5826492, 5934390, 6103944, 6473880, 6539940, 7121268, 7283115, 7629930, 7912520, 8323560, 8901585, 9155916, 9710820, 10173240, 10681902, 11444895, 11652984, 11868780, 13079880, 14242536, 14566230, 15259860, 16022853, 17803170, 18311832, 19421640, 21363804, 22889790, 23737560, 26704755, 29132460, 30519720, 32045706, 35606340, 42727608, 45779580, 53409510, 58264920, 64091412, 71212680, 80114265, 91559160, 106819020, 128182824, 160228530, 213638040, 320457060, 640914120]

約数ペア:

[(1, 640914120), (2, 320457060), (3, 213638040), (4, 160228530), (5, 128182824), (6, 106819020), (7, 91559160), (8, 80114265), (9, 71212680), (10, 64091412), (11, 58264920), (12, 53409510), (14, 45779580), (15, 42727608), (18, 35606340), (20, 32045706), (21, 30519720), (22, 29132460), (24, 26704755), (27, 23737560), (28, 22889790), (30, 21363804), (33, 19421640), (35, 18311832), (36, 17803170), (40, 16022853), (42, 15259860), (44, 14566230), (45, 14242536), (49, 13079880), (54, 11868780), (55, 11652984), (56, 11444895), (60, 10681902), (63, 10173240), (66, 9710820), (70, 9155916), (72, 8901585), (77, 8323560), (81, 7912520), (84, 7629930), (88, 7283115), (90, 7121268), (98, 6539940), (99, 6473880), (105, 6103944), (108, 5934390), (110, 5826492), (120, 5340951), (126, 5086620), (132, 4855410), (135, 4747512), (140, 4577958), (147, 4359960), (154, 4161780), (162, 3956260), (165, 3884328), (168, 3814965), (180, 3560634), (189, 3391080), (196, 3269970), (198, 3236940), (210, 3051972), (216, 2967195), (220, 2913246), (231, 2774520), (245, 2615976), (252, 2543310), (264, 2427705), (270, 2373756), (280, 2288979), (294, 2179980), (297, 2157960), (308, 2080890), (315, 2034648), (324, 1978130), (330, 1942164), (360, 1780317), (367, 1746360), (378, 1695540), (385, 1664712), (392, 1634985), (396, 1618470), (405, 1582504), (420, 1525986), (440, 1456623), (441, 1453320), (462, 1387260), (490, 1307988), (495, 1294776), (504, 1271655), (539, 1189080), (540, 1186878), (567, 1130360), (588, 1089990), (594, 1078980), (616, 1040445), (630, 1017324), (648, 989065), (660, 971082), (693, 924840), (734, 873180), (735, 871992), (756, 847770), (770, 832356), (792, 809235), (810, 791252), (840, 762993), (882, 726660), (891, 719320), (924, 693630), (945, 678216), (980, 653994), (990, 647388), (1078, 594540), (1080, 593439), (1101, 582120), (1134, 565180), (1155, 554904), (1176, 544995), (1188, 539490), (1260, 508662), (1320, 485541), (1323, 484440), (1386, 462420), (1468, 436590), (1470, 435996), (1485, 431592), (1512, 423885), (1540, 416178), (1617, 396360), (1620, 395626), (1764, 363330), (1782, 359660), (1835, 349272), (1848, 346815), (1890, 339108), (1960, 326997), (1980, 323694), (2079, 308280), (2156, 297270), (2202, 291060), (2205, 290664), (2268, 282590), (2310, 277452), (2376, 269745), (2520, 254331), (2569, 249480), (2646, 242220), (2695, 237816), (2772, 231210), (2835, 226072), (2936, 218295), (2940, 217998), (2970, 215796), (3080, 208089), (3234, 198180), (3240, 197813), (3303, 194040), (3465, 184968), (3528, 181665), (3564, 179830), (3670, 174636), (3780, 169554), (3960, 161847), (3969, 161480), (4037, 158760), (4158, 154140), (4312, 148635), (4404, 145530), (4410, 145332), (4455, 143864), (4536, 141295), (4620, 138726), (4851, 132120), (5138, 124740), (5292, 121110), (5390, 118908), (5505, 116424), (5544, 115605), (5670, 113036), (5880, 108999), (5940, 107898), (6237, 102760), (6468, 99090), (6606, 97020), (6615, 96888), (6930, 92484), (7128, 89915), (7340, 87318), (7560, 84777), (7707, 83160), (7938, 80740), (8074, 79380), (8085, 79272), (8316, 77070), (8808, 72765), (8820, 72666), (8910, 71932), (9240, 69363), (9702, 66060), (9909, 64680), (10276, 62370), (10395, 61656), (10584, 60555), (10780, 59454), (11010, 58212), (11340, 56518), (11880, 53949), (12111, 52920), (12474, 51380), (12845, 49896), (12936, 49545), (13212, 48510), (13230, 48444), (13860, 46242), (14553, 44040), (14680, 43659), (15414, 41580), (15876, 40370), (16148, 39690), (16170, 39636), (16515, 38808), (16632, 38535), (17640, 36333), (17820, 35966), (17983, 35640), (19404, 33030), (19818, 32340), (19845, 32296), (20185, 31752), (20552, 31185), (20790, 30828), (21560, 29727), (22020, 29106), (22680, 28259), (23121, 27720), (24222, 26460), (24255, 26424), (24948, 25690)]