28687260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 92574720

約数和(自身を除く): 63887460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 167, 210, 334, 409, 420, 501, 668, 818, 835, 1002, 1169, 1227, 1636, 1670, 2004, 2045, 2338, 2454, 2505, 2863, 3340, 3507, 4090, 4676, 4908, 5010, 5726, 5845, 6135, 7014, 8180, 8589, 10020, 11452, 11690, 12270, 14028, 14315, 17178, 17535, 23380, 24540, 28630, 34356, 35070, 42945, 57260, 68303, 70140, 85890, 136606, 171780, 204909, 273212, 341515, 409818, 478121, 683030, 819636, 956242, 1024545, 1366060, 1434363, 1912484, 2049090, 2390605, 2868726, 4098180, 4781210, 5737452, 7171815, 9562420, 14343630, 28687260]

約数ペア:

[(1, 28687260), (2, 14343630), (3, 9562420), (4, 7171815), (5, 5737452), (6, 4781210), (7, 4098180), (10, 2868726), (12, 2390605), (14, 2049090), (15, 1912484), (20, 1434363), (21, 1366060), (28, 1024545), (30, 956242), (35, 819636), (42, 683030), (60, 478121), (70, 409818), (84, 341515), (105, 273212), (140, 204909), (167, 171780), (210, 136606), (334, 85890), (409, 70140), (420, 68303), (501, 57260), (668, 42945), (818, 35070), (835, 34356), (1002, 28630), (1169, 24540), (1227, 23380), (1636, 17535), (1670, 17178), (2004, 14315), (2045, 14028), (2338, 12270), (2454, 11690), (2505, 11452), (2863, 10020), (3340, 8589), (3507, 8180), (4090, 7014), (4676, 6135), (4908, 5845), (5010, 5726)]