87168120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:885

約数の個数: 128

約数和(自身を含む): 285949440

約数和(自身を除く): 198781320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 195, 213, 260, 284, 312, 355, 390, 426, 520, 568, 710, 780, 787, 852, 923, 1065, 1420, 1560, 1574, 1704, 1846, 2130, 2361, 2769, 2840, 3148, 3692, 3935, 4260, 4615, 4722, 5538, 6296, 7384, 7870, 8520, 9230, 9444, 10231, 11076, 11805, 13845, 15740, 18460, 18888, 20462, 22152, 23610, 27690, 30693, 31480, 36920, 40924, 47220, 51155, 55380, 55877, 61386, 81848, 94440, 102310, 110760, 111754, 122772, 153465, 167631, 204620, 223508, 245544, 279385, 306930, 335262, 409240, 447016, 558770, 613860, 670524, 726401, 838155, 1117540, 1227720, 1341048, 1452802, 1676310, 2179203, 2235080, 2905604, 3352620, 3632005, 4358406, 5811208, 6705240, 7264010, 8716812, 10896015, 14528020, 17433624, 21792030, 29056040, 43584060, 87168120]

約数ペア:

[(1, 87168120), (2, 43584060), (3, 29056040), (4, 21792030), (5, 17433624), (6, 14528020), (8, 10896015), (10, 8716812), (12, 7264010), (13, 6705240), (15, 5811208), (20, 4358406), (24, 3632005), (26, 3352620), (30, 2905604), (39, 2235080), (40, 2179203), (52, 1676310), (60, 1452802), (65, 1341048), (71, 1227720), (78, 1117540), (104, 838155), (120, 726401), (130, 670524), (142, 613860), (156, 558770), (195, 447016), (213, 409240), (260, 335262), (284, 306930), (312, 279385), (355, 245544), (390, 223508), (426, 204620), (520, 167631), (568, 153465), (710, 122772), (780, 111754), (787, 110760), (852, 102310), (923, 94440), (1065, 81848), (1420, 61386), (1560, 55877), (1574, 55380), (1704, 51155), (1846, 47220), (2130, 40924), (2361, 36920), (2769, 31480), (2840, 30693), (3148, 27690), (3692, 23610), (3935, 22152), (4260, 20462), (4615, 18888), (4722, 18460), (5538, 15740), (6296, 13845), (7384, 11805), (7870, 11076), (8520, 10231), (9230, 9444)]