121832920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{677}}^1$

素因数の和:1108

約数の個数: 64

約数和(自身を含む): 300218400

約数和(自身を除く): 178385480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 409, 440, 677, 818, 1354, 1636, 2045, 2708, 3272, 3385, 4090, 4499, 5416, 6770, 7447, 8180, 8998, 13540, 14894, 16360, 17996, 22495, 27080, 29788, 35992, 37235, 44990, 59576, 74470, 89980, 148940, 179960, 276893, 297880, 553786, 1107572, 1384465, 2215144, 2768930, 3045823, 5537860, 6091646, 11075720, 12183292, 15229115, 24366584, 30458230, 60916460, 121832920]

約数ペア:

[(1, 121832920), (2, 60916460), (4, 30458230), (5, 24366584), (8, 15229115), (10, 12183292), (11, 11075720), (20, 6091646), (22, 5537860), (40, 3045823), (44, 2768930), (55, 2215144), (88, 1384465), (110, 1107572), (220, 553786), (409, 297880), (440, 276893), (677, 179960), (818, 148940), (1354, 89980), (1636, 74470), (2045, 59576), (2708, 44990), (3272, 37235), (3385, 35992), (4090, 29788), (4499, 27080), (5416, 22495), (6770, 17996), (7447, 16360), (8180, 14894), (8998, 13540)]