30505970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 63296640

約数和(自身を除く): 32790670

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 73, 110, 131, 145, 146, 262, 290, 319, 365, 638, 655, 730, 803, 1310, 1441, 1595, 1606, 2117, 2882, 3190, 3799, 4015, 4234, 7205, 7598, 8030, 9563, 10585, 14410, 18995, 19126, 21170, 23287, 37990, 41789, 46574, 47815, 83578, 95630, 105193, 116435, 208945, 210386, 232870, 277327, 417890, 525965, 554654, 1051930, 1386635, 2773270, 3050597, 6101194, 15252985, 30505970]

約数ペア:

[(1, 30505970), (2, 15252985), (5, 6101194), (10, 3050597), (11, 2773270), (22, 1386635), (29, 1051930), (55, 554654), (58, 525965), (73, 417890), (110, 277327), (131, 232870), (145, 210386), (146, 208945), (262, 116435), (290, 105193), (319, 95630), (365, 83578), (638, 47815), (655, 46574), (730, 41789), (803, 37990), (1310, 23287), (1441, 21170), (1595, 19126), (1606, 18995), (2117, 14410), (2882, 10585), (3190, 9563), (3799, 8030), (4015, 7598), (4234, 7205)]