66880020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:961

約数の個数: 96

約数和(自身を含む): 198245376

約数和(自身を除く): 131365356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 123, 124, 155, 164, 186, 205, 246, 310, 372, 410, 465, 492, 615, 620, 820, 877, 930, 1230, 1271, 1754, 1860, 2460, 2542, 2631, 3508, 3813, 4385, 5084, 5262, 6355, 7626, 8770, 10524, 12710, 13155, 15252, 17540, 19065, 25420, 26310, 27187, 35957, 38130, 52620, 54374, 71914, 76260, 81561, 107871, 108748, 135935, 143828, 163122, 179785, 215742, 271870, 326244, 359570, 407805, 431484, 539355, 543740, 719140, 815610, 1078710, 1114667, 1631220, 2157420, 2229334, 3344001, 4458668, 5573335, 6688002, 11146670, 13376004, 16720005, 22293340, 33440010, 66880020]

約数ペア:

[(1, 66880020), (2, 33440010), (3, 22293340), (4, 16720005), (5, 13376004), (6, 11146670), (10, 6688002), (12, 5573335), (15, 4458668), (20, 3344001), (30, 2229334), (31, 2157420), (41, 1631220), (60, 1114667), (62, 1078710), (82, 815610), (93, 719140), (123, 543740), (124, 539355), (155, 431484), (164, 407805), (186, 359570), (205, 326244), (246, 271870), (310, 215742), (372, 179785), (410, 163122), (465, 143828), (492, 135935), (615, 108748), (620, 107871), (820, 81561), (877, 76260), (930, 71914), (1230, 54374), (1271, 52620), (1754, 38130), (1860, 35957), (2460, 27187), (2542, 26310), (2631, 25420), (3508, 19065), (3813, 17540), (4385, 15252), (5084, 13155), (5262, 12710), (6355, 10524), (7626, 8770)]