305249360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{349}}^1$

素因数の和:433

約数の個数: 120

約数和(自身を含む): 793829400

約数和(自身を除く): 488580040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 349, 377, 464, 520, 580, 698, 754, 841, 1040, 1160, 1396, 1508, 1682, 1745, 1885, 2320, 2792, 3016, 3364, 3490, 3770, 4205, 4537, 5584, 6032, 6728, 6980, 7540, 8410, 9074, 10121, 10933, 13456, 13960, 15080, 16820, 18148, 20242, 21866, 22685, 27920, 30160, 33640, 36296, 40484, 43732, 45370, 50605, 54665, 67280, 72592, 80968, 87464, 90740, 101210, 109330, 131573, 161936, 174928, 181480, 202420, 218660, 263146, 293509, 362960, 404840, 437320, 526292, 587018, 657865, 809680, 874640, 1052584, 1174036, 1315730, 1467545, 2105168, 2348072, 2631460, 2935090, 3815617, 4696144, 5262920, 5870180, 7631234, 10525840, 11740360, 15262468, 19078085, 23480720, 30524936, 38156170, 61049872, 76312340, 152624680, 305249360]

約数ペア:

[(1, 305249360), (2, 152624680), (4, 76312340), (5, 61049872), (8, 38156170), (10, 30524936), (13, 23480720), (16, 19078085), (20, 15262468), (26, 11740360), (29, 10525840), (40, 7631234), (52, 5870180), (58, 5262920), (65, 4696144), (80, 3815617), (104, 2935090), (116, 2631460), (130, 2348072), (145, 2105168), (208, 1467545), (232, 1315730), (260, 1174036), (290, 1052584), (349, 874640), (377, 809680), (464, 657865), (520, 587018), (580, 526292), (698, 437320), (754, 404840), (841, 362960), (1040, 293509), (1160, 263146), (1396, 218660), (1508, 202420), (1682, 181480), (1745, 174928), (1885, 161936), (2320, 131573), (2792, 109330), (3016, 101210), (3364, 90740), (3490, 87464), (3770, 80968), (4205, 72592), (4537, 67280), (5584, 54665), (6032, 50605), (6728, 45370), (6980, 43732), (7540, 40484), (8410, 36296), (9074, 33640), (10121, 30160), (10933, 27920), (13456, 22685), (13960, 21866), (15080, 20242), (16820, 18148)]