66427240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{677}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 164021760

約数和(自身を除く): 97594520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 223, 440, 446, 677, 892, 1115, 1354, 1784, 2230, 2453, 2708, 3385, 4460, 4906, 5416, 6770, 7447, 8920, 9812, 12265, 13540, 14894, 19624, 24530, 27080, 29788, 37235, 49060, 59576, 74470, 98120, 148940, 150971, 297880, 301942, 603884, 754855, 1207768, 1509710, 1660681, 3019420, 3321362, 6038840, 6642724, 8303405, 13285448, 16606810, 33213620, 66427240]

約数ペア:

[(1, 66427240), (2, 33213620), (4, 16606810), (5, 13285448), (8, 8303405), (10, 6642724), (11, 6038840), (20, 3321362), (22, 3019420), (40, 1660681), (44, 1509710), (55, 1207768), (88, 754855), (110, 603884), (220, 301942), (223, 297880), (440, 150971), (446, 148940), (677, 98120), (892, 74470), (1115, 59576), (1354, 49060), (1784, 37235), (2230, 29788), (2453, 27080), (2708, 24530), (3385, 19624), (4460, 14894), (4906, 13540), (5416, 12265), (6770, 9812), (7447, 8920)]