121566640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2851}}^1$

素因数の和:2918

約数の個数: 80

約数和(自身を含む): 311917536

約数和(自身を除く): 190350896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 2851, 3280, 4264, 5330, 5702, 8528, 10660, 11404, 14255, 21320, 22808, 28510, 37063, 42640, 45616, 57020, 74126, 114040, 116891, 148252, 185315, 228080, 233782, 296504, 370630, 467564, 584455, 593008, 741260, 935128, 1168910, 1482520, 1519583, 1870256, 2337820, 2965040, 3039166, 4675640, 6078332, 7597915, 9351280, 12156664, 15195830, 24313328, 30391660, 60783320, 121566640]

約数ペア:

[(1, 121566640), (2, 60783320), (4, 30391660), (5, 24313328), (8, 15195830), (10, 12156664), (13, 9351280), (16, 7597915), (20, 6078332), (26, 4675640), (40, 3039166), (41, 2965040), (52, 2337820), (65, 1870256), (80, 1519583), (82, 1482520), (104, 1168910), (130, 935128), (164, 741260), (205, 593008), (208, 584455), (260, 467564), (328, 370630), (410, 296504), (520, 233782), (533, 228080), (656, 185315), (820, 148252), (1040, 116891), (1066, 114040), (1640, 74126), (2132, 57020), (2665, 45616), (2851, 42640), (3280, 37063), (4264, 28510), (5330, 22808), (5702, 21320), (8528, 14255), (10660, 11404)]