2051206320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{61487}}^1$

素因数の和:61642

約数の個数: 80

約数和(自身を含む): 6404590080

約数和(自身を除く): 4353383760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 5560, 6672, 8340, 11120, 16680, 33360, 61487, 122974, 184461, 245948, 307435, 368922, 491896, 614870, 737844, 922305, 983792, 1229740, 1475688, 1844610, 2459480, 2951376, 3689220, 4918960, 7378440, 8546693, 14756880, 17093386, 25640079, 34186772, 42733465, 51280158, 68373544, 85466930, 102560316, 128200395, 136747088, 170933860, 205120632, 256400790, 341867720, 410241264, 512801580, 683735440, 1025603160, 2051206320]

約数ペア:

[(1, 2051206320), (2, 1025603160), (3, 683735440), (4, 512801580), (5, 410241264), (6, 341867720), (8, 256400790), (10, 205120632), (12, 170933860), (15, 136747088), (16, 128200395), (20, 102560316), (24, 85466930), (30, 68373544), (40, 51280158), (48, 42733465), (60, 34186772), (80, 25640079), (120, 17093386), (139, 14756880), (240, 8546693), (278, 7378440), (417, 4918960), (556, 3689220), (695, 2951376), (834, 2459480), (1112, 1844610), (1390, 1475688), (1668, 1229740), (2085, 983792), (2224, 922305), (2780, 737844), (3336, 614870), (4170, 491896), (5560, 368922), (6672, 307435), (8340, 245948), (11120, 184461), (16680, 122974), (33360, 61487)]