164183320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:633

約数の個数: 96

約数和(自身を含む): 432848880

約数和(自身を除く): 268665560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 211, 245, 280, 392, 397, 422, 490, 794, 844, 980, 1055, 1477, 1588, 1688, 1960, 1985, 2110, 2779, 2954, 3176, 3970, 4220, 5558, 5908, 7385, 7940, 8440, 10339, 11116, 11816, 13895, 14770, 15880, 19453, 20678, 22232, 27790, 29540, 38906, 41356, 51695, 55580, 59080, 77812, 82712, 83767, 97265, 103390, 111160, 155624, 167534, 194530, 206780, 335068, 389060, 413560, 418835, 586369, 670136, 778120, 837670, 1172738, 1675340, 2345476, 2931845, 3350680, 4104583, 4690952, 5863690, 8209166, 11727380, 16418332, 20522915, 23454760, 32836664, 41045830, 82091660, 164183320]

約数ペア:

[(1, 164183320), (2, 82091660), (4, 41045830), (5, 32836664), (7, 23454760), (8, 20522915), (10, 16418332), (14, 11727380), (20, 8209166), (28, 5863690), (35, 4690952), (40, 4104583), (49, 3350680), (56, 2931845), (70, 2345476), (98, 1675340), (140, 1172738), (196, 837670), (211, 778120), (245, 670136), (280, 586369), (392, 418835), (397, 413560), (422, 389060), (490, 335068), (794, 206780), (844, 194530), (980, 167534), (1055, 155624), (1477, 111160), (1588, 103390), (1688, 97265), (1960, 83767), (1985, 82712), (2110, 77812), (2779, 59080), (2954, 55580), (3176, 51695), (3970, 41356), (4220, 38906), (5558, 29540), (5908, 27790), (7385, 22232), (7940, 20678), (8440, 19453), (10339, 15880), (11116, 14770), (11816, 13895)]