31712660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 80559360

約数和(自身を除く): 48846700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 73, 107, 116, 140, 145, 146, 203, 214, 290, 292, 365, 406, 428, 511, 535, 580, 730, 749, 812, 1015, 1022, 1070, 1460, 1498, 2030, 2044, 2117, 2140, 2555, 2996, 3103, 3745, 4060, 4234, 5110, 6206, 7490, 7811, 8468, 10220, 10585, 12412, 14819, 14980, 15515, 15622, 21170, 21721, 29638, 31030, 31244, 39055, 42340, 43442, 54677, 59276, 62060, 74095, 78110, 86884, 108605, 109354, 148190, 156220, 217210, 218708, 226519, 273385, 296380, 434420, 453038, 546770, 906076, 1093540, 1132595, 1585633, 2265190, 3171266, 4530380, 6342532, 7928165, 15856330, 31712660]

約数ペア:

[(1, 31712660), (2, 15856330), (4, 7928165), (5, 6342532), (7, 4530380), (10, 3171266), (14, 2265190), (20, 1585633), (28, 1132595), (29, 1093540), (35, 906076), (58, 546770), (70, 453038), (73, 434420), (107, 296380), (116, 273385), (140, 226519), (145, 218708), (146, 217210), (203, 156220), (214, 148190), (290, 109354), (292, 108605), (365, 86884), (406, 78110), (428, 74095), (511, 62060), (535, 59276), (580, 54677), (730, 43442), (749, 42340), (812, 39055), (1015, 31244), (1022, 31030), (1070, 29638), (1460, 21721), (1498, 21170), (2030, 15622), (2044, 15515), (2117, 14980), (2140, 14819), (2555, 12412), (2996, 10585), (3103, 10220), (3745, 8468), (4060, 7811), (4234, 7490), (5110, 6206)]