289341808

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 655047360

約数和(自身を除く): 365705552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 137, 173, 218, 274, 346, 436, 548, 692, 763, 872, 959, 1096, 1211, 1384, 1526, 1744, 1918, 2192, 2422, 2768, 3052, 3836, 4844, 6104, 7672, 9688, 12208, 14933, 15344, 18857, 19376, 23701, 29866, 37714, 47402, 59732, 75428, 94804, 104531, 119464, 131999, 150856, 165907, 189608, 209062, 238928, 263998, 301712, 331814, 379216, 418124, 527996, 663628, 836248, 1055992, 1327256, 1672496, 2111984, 2583409, 2654512, 5166818, 10333636, 18083863, 20667272, 36167726, 41334544, 72335452, 144670904, 289341808]

約数ペア:

[(1, 289341808), (2, 144670904), (4, 72335452), (7, 41334544), (8, 36167726), (14, 20667272), (16, 18083863), (28, 10333636), (56, 5166818), (109, 2654512), (112, 2583409), (137, 2111984), (173, 1672496), (218, 1327256), (274, 1055992), (346, 836248), (436, 663628), (548, 527996), (692, 418124), (763, 379216), (872, 331814), (959, 301712), (1096, 263998), (1211, 238928), (1384, 209062), (1526, 189608), (1744, 165907), (1918, 150856), (2192, 131999), (2422, 119464), (2768, 104531), (3052, 94804), (3836, 75428), (4844, 59732), (6104, 47402), (7672, 37714), (9688, 29866), (12208, 23701), (14933, 19376), (15344, 18857)]