153835880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1657}}^1$

素因数の和:1890

約数の個数: 64

約数和(自身を含む): 379615680

約数和(自身を除く): 225779800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 211, 220, 422, 440, 844, 1055, 1657, 1688, 2110, 2321, 3314, 4220, 4642, 6628, 8285, 8440, 9284, 11605, 13256, 16570, 18227, 18568, 23210, 33140, 36454, 46420, 66280, 72908, 91135, 92840, 145816, 182270, 349627, 364540, 699254, 729080, 1398508, 1748135, 2797016, 3496270, 3845897, 6992540, 7691794, 13985080, 15383588, 19229485, 30767176, 38458970, 76917940, 153835880]

約数ペア:

[(1, 153835880), (2, 76917940), (4, 38458970), (5, 30767176), (8, 19229485), (10, 15383588), (11, 13985080), (20, 7691794), (22, 6992540), (40, 3845897), (44, 3496270), (55, 2797016), (88, 1748135), (110, 1398508), (211, 729080), (220, 699254), (422, 364540), (440, 349627), (844, 182270), (1055, 145816), (1657, 92840), (1688, 91135), (2110, 72908), (2321, 66280), (3314, 46420), (4220, 36454), (4642, 33140), (6628, 23210), (8285, 18568), (8440, 18227), (9284, 16570), (11605, 13256)]