1720403280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25693}}^1$

素因数の和:25746

約数の個数: 160

約数和(自身を含む): 6117227520

約数和(自身を除く): 4396824240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4464, 5580, 6696, 7440, 8370, 11160, 13392, 16740, 22320, 25693, 33480, 51386, 66960, 77079, 102772, 128465, 154158, 205544, 231237, 256930, 308316, 385395, 411088, 462474, 513860, 616632, 693711, 770790, 796483, 924948, 1027720, 1156185, 1233264, 1387422, 1541580, 1592966, 1849896, 2055440, 2312370, 2389449, 2774844, 3083160, 3185932, 3468555, 3699792, 3982415, 4624740, 4778898, 5549688, 6166320, 6371864, 6937110, 7168347, 7964830, 9249480, 9557796, 11099376, 11947245, 12743728, 13874220, 14336694, 15929660, 18498960, 19115592, 21505041, 23894490, 27748440, 28673388, 31859320, 35841735, 38231184, 43010082, 47788980, 55496880, 57346776, 63718640, 71683470, 86020164, 95577960, 107525205, 114693552, 143366940, 172040328, 191155920, 215050410, 286733880, 344080656, 430100820, 573467760, 860201640, 1720403280]

約数ペア:

[(1, 1720403280), (2, 860201640), (3, 573467760), (4, 430100820), (5, 344080656), (6, 286733880), (8, 215050410), (9, 191155920), (10, 172040328), (12, 143366940), (15, 114693552), (16, 107525205), (18, 95577960), (20, 86020164), (24, 71683470), (27, 63718640), (30, 57346776), (31, 55496880), (36, 47788980), (40, 43010082), (45, 38231184), (48, 35841735), (54, 31859320), (60, 28673388), (62, 27748440), (72, 23894490), (80, 21505041), (90, 19115592), (93, 18498960), (108, 15929660), (120, 14336694), (124, 13874220), (135, 12743728), (144, 11947245), (155, 11099376), (180, 9557796), (186, 9249480), (216, 7964830), (240, 7168347), (248, 6937110), (270, 6371864), (279, 6166320), (310, 5549688), (360, 4778898), (372, 4624740), (432, 3982415), (465, 3699792), (496, 3468555), (540, 3185932), (558, 3083160), (620, 2774844), (720, 2389449), (744, 2312370), (837, 2055440), (930, 1849896), (1080, 1592966), (1116, 1541580), (1240, 1387422), (1395, 1233264), (1488, 1156185), (1674, 1027720), (1860, 924948), (2160, 796483), (2232, 770790), (2480, 693711), (2790, 616632), (3348, 513860), (3720, 462474), (4185, 411088), (4464, 385395), (5580, 308316), (6696, 256930), (7440, 231237), (8370, 205544), (11160, 154158), (13392, 128465), (16740, 102772), (22320, 77079), (25693, 66960), (33480, 51386)]