288489136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 619515904

約数和(自身を除く): 331026768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 127, 134, 163, 208, 254, 268, 326, 508, 536, 652, 871, 1016, 1072, 1304, 1651, 1742, 2032, 2119, 2608, 3302, 3484, 4238, 6604, 6968, 8476, 8509, 10921, 13208, 13936, 16952, 17018, 20701, 21842, 26416, 33904, 34036, 41402, 43684, 68072, 82804, 87368, 110617, 136144, 141973, 165608, 174736, 221234, 269113, 283946, 331216, 442468, 538226, 567892, 884936, 1076452, 1135784, 1386967, 1769872, 2152904, 2271568, 2773934, 4305808, 5547868, 11095736, 18030571, 22191472, 36061142, 72122284, 144244568, 288489136]

約数ペア:

[(1, 288489136), (2, 144244568), (4, 72122284), (8, 36061142), (13, 22191472), (16, 18030571), (26, 11095736), (52, 5547868), (67, 4305808), (104, 2773934), (127, 2271568), (134, 2152904), (163, 1769872), (208, 1386967), (254, 1135784), (268, 1076452), (326, 884936), (508, 567892), (536, 538226), (652, 442468), (871, 331216), (1016, 283946), (1072, 269113), (1304, 221234), (1651, 174736), (1742, 165608), (2032, 141973), (2119, 136144), (2608, 110617), (3302, 87368), (3484, 82804), (4238, 68072), (6604, 43684), (6968, 41402), (8476, 34036), (8509, 33904), (10921, 26416), (13208, 21842), (13936, 20701), (16952, 17018)]