82150020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19843}}^1$

素因数の和:19881

約数の個数: 72

約数和(自身を含む): 260035776

約数和(自身を除く): 177885756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 19843, 39686, 59529, 79372, 99215, 119058, 178587, 198430, 238116, 297645, 357174, 396860, 456389, 595290, 714348, 892935, 912778, 1190580, 1369167, 1785870, 1825556, 2281945, 2738334, 3571740, 4107501, 4563890, 5476668, 6845835, 8215002, 9127780, 13691670, 16430004, 20537505, 27383340, 41075010, 82150020]

約数ペア:

[(1, 82150020), (2, 41075010), (3, 27383340), (4, 20537505), (5, 16430004), (6, 13691670), (9, 9127780), (10, 8215002), (12, 6845835), (15, 5476668), (18, 4563890), (20, 4107501), (23, 3571740), (30, 2738334), (36, 2281945), (45, 1825556), (46, 1785870), (60, 1369167), (69, 1190580), (90, 912778), (92, 892935), (115, 714348), (138, 595290), (180, 456389), (207, 396860), (230, 357174), (276, 297645), (345, 238116), (414, 198430), (460, 178587), (690, 119058), (828, 99215), (1035, 79372), (1380, 59529), (2070, 39686), (4140, 19843)]