90851280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:853

約数の個数: 160

約数和(自身を含む): 311896704

約数和(自身を除く): 221045424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 104, 111, 120, 130, 148, 156, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 444, 481, 520, 555, 592, 624, 740, 780, 787, 888, 962, 1040, 1110, 1443, 1480, 1560, 1574, 1776, 1924, 2220, 2361, 2405, 2886, 2960, 3120, 3148, 3848, 3935, 4440, 4722, 4810, 5772, 6296, 7215, 7696, 7870, 8880, 9444, 9620, 10231, 11544, 11805, 12592, 14430, 15740, 18888, 19240, 20462, 23088, 23610, 28860, 29119, 30693, 31480, 37776, 38480, 40924, 47220, 51155, 57720, 58238, 61386, 62960, 81848, 87357, 94440, 102310, 115440, 116476, 122772, 145595, 153465, 163696, 174714, 188880, 204620, 232952, 245544, 291190, 306930, 349428, 378547, 409240, 436785, 465904, 491088, 582380, 613860, 698856, 757094, 818480, 873570, 1135641, 1164760, 1227720, 1397712, 1514188, 1747140, 1892735, 2271282, 2329520, 2455440, 3028376, 3494280, 3785470, 4542564, 5678205, 6056752, 6988560, 7570940, 9085128, 11356410, 15141880, 18170256, 22712820, 30283760, 45425640, 90851280]

約数ペア:

[(1, 90851280), (2, 45425640), (3, 30283760), (4, 22712820), (5, 18170256), (6, 15141880), (8, 11356410), (10, 9085128), (12, 7570940), (13, 6988560), (15, 6056752), (16, 5678205), (20, 4542564), (24, 3785470), (26, 3494280), (30, 3028376), (37, 2455440), (39, 2329520), (40, 2271282), (48, 1892735), (52, 1747140), (60, 1514188), (65, 1397712), (74, 1227720), (78, 1164760), (80, 1135641), (104, 873570), (111, 818480), (120, 757094), (130, 698856), (148, 613860), (156, 582380), (185, 491088), (195, 465904), (208, 436785), (222, 409240), (240, 378547), (260, 349428), (296, 306930), (312, 291190), (370, 245544), (390, 232952), (444, 204620), (481, 188880), (520, 174714), (555, 163696), (592, 153465), (624, 145595), (740, 122772), (780, 116476), (787, 115440), (888, 102310), (962, 94440), (1040, 87357), (1110, 81848), (1443, 62960), (1480, 61386), (1560, 58238), (1574, 57720), (1776, 51155), (1924, 47220), (2220, 40924), (2361, 38480), (2405, 37776), (2886, 31480), (2960, 30693), (3120, 29119), (3148, 28860), (3848, 23610), (3935, 23088), (4440, 20462), (4722, 19240), (4810, 18888), (5772, 15740), (6296, 14430), (7215, 12592), (7696, 11805), (7870, 11544), (8880, 10231), (9444, 9620)]