173752620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40787}}^1$

素因数の和:40870

約数の個数: 48

約数和(自身を含む): 493371648

約数和(自身を除く): 319619028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 40787, 81574, 122361, 163148, 203935, 244722, 407870, 489444, 611805, 815740, 1223610, 2447220, 2895877, 5791754, 8687631, 11583508, 14479385, 17375262, 28958770, 34750524, 43438155, 57917540, 86876310, 173752620]

約数ペア:

[(1, 173752620), (2, 86876310), (3, 57917540), (4, 43438155), (5, 34750524), (6, 28958770), (10, 17375262), (12, 14479385), (15, 11583508), (20, 8687631), (30, 5791754), (60, 2895877), (71, 2447220), (142, 1223610), (213, 815740), (284, 611805), (355, 489444), (426, 407870), (710, 244722), (852, 203935), (1065, 163148), (1420, 122361), (2130, 81574), (4260, 40787)]