8159820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 24385536

約数和(自身を除く): 16225716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 107, 123, 124, 155, 164, 186, 205, 214, 246, 310, 321, 372, 410, 428, 465, 492, 535, 615, 620, 642, 820, 930, 1070, 1230, 1271, 1284, 1605, 1860, 2140, 2460, 2542, 3210, 3317, 3813, 4387, 5084, 6355, 6420, 6634, 7626, 8774, 9951, 12710, 13161, 13268, 15252, 16585, 17548, 19065, 19902, 21935, 25420, 26322, 33170, 38130, 39804, 43870, 49755, 52644, 65805, 66340, 76260, 87740, 99510, 131610, 135997, 199020, 263220, 271994, 407991, 543988, 679985, 815982, 1359970, 1631964, 2039955, 2719940, 4079910, 8159820]

約数ペア:

[(1, 8159820), (2, 4079910), (3, 2719940), (4, 2039955), (5, 1631964), (6, 1359970), (10, 815982), (12, 679985), (15, 543988), (20, 407991), (30, 271994), (31, 263220), (41, 199020), (60, 135997), (62, 131610), (82, 99510), (93, 87740), (107, 76260), (123, 66340), (124, 65805), (155, 52644), (164, 49755), (186, 43870), (205, 39804), (214, 38130), (246, 33170), (310, 26322), (321, 25420), (372, 21935), (410, 19902), (428, 19065), (465, 17548), (492, 16585), (535, 15252), (615, 13268), (620, 13161), (642, 12710), (820, 9951), (930, 8774), (1070, 7626), (1230, 6634), (1271, 6420), (1284, 6355), (1605, 5084), (1860, 4387), (2140, 3813), (2460, 3317), (2542, 3210)]