91512820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 228614400

約数和(自身を除く): 137101580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 107, 140, 149, 164, 205, 214, 287, 298, 410, 428, 535, 574, 596, 745, 749, 820, 1043, 1070, 1148, 1435, 1490, 1498, 2086, 2140, 2870, 2980, 2996, 3745, 4172, 4387, 5215, 5740, 6109, 7490, 8774, 10430, 12218, 14980, 15943, 17548, 20860, 21935, 24436, 30545, 30709, 31886, 42763, 43870, 61090, 61418, 63772, 79715, 85526, 87740, 111601, 122180, 122836, 153545, 159430, 171052, 213815, 223202, 307090, 318860, 427630, 446404, 558005, 614180, 653663, 855260, 1116010, 1307326, 2232020, 2614652, 3268315, 4575641, 6536630, 9151282, 13073260, 18302564, 22878205, 45756410, 91512820]

約数ペア:

[(1, 91512820), (2, 45756410), (4, 22878205), (5, 18302564), (7, 13073260), (10, 9151282), (14, 6536630), (20, 4575641), (28, 3268315), (35, 2614652), (41, 2232020), (70, 1307326), (82, 1116010), (107, 855260), (140, 653663), (149, 614180), (164, 558005), (205, 446404), (214, 427630), (287, 318860), (298, 307090), (410, 223202), (428, 213815), (535, 171052), (574, 159430), (596, 153545), (745, 122836), (749, 122180), (820, 111601), (1043, 87740), (1070, 85526), (1148, 79715), (1435, 63772), (1490, 61418), (1498, 61090), (2086, 43870), (2140, 42763), (2870, 31886), (2980, 30709), (2996, 30545), (3745, 24436), (4172, 21935), (4387, 20860), (5215, 17548), (5740, 15943), (6109, 14980), (7490, 12218), (8774, 10430)]