304897840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4969}}^1$

素因数の和:5054

約数の個数: 80

約数和(自身を含む): 776512800

約数和(自身を除く): 471614960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1180, 1534, 2360, 3068, 3835, 4720, 4969, 6136, 7670, 9938, 12272, 15340, 19876, 24845, 30680, 39752, 49690, 61360, 64597, 79504, 99380, 129194, 198760, 258388, 293171, 322985, 397520, 516776, 586342, 645970, 1033552, 1172684, 1291940, 1465855, 2345368, 2583880, 2931710, 3811223, 4690736, 5167760, 5863420, 7622446, 11726840, 15244892, 19056115, 23453680, 30489784, 38112230, 60979568, 76224460, 152448920, 304897840]

約数ペア:

[(1, 304897840), (2, 152448920), (4, 76224460), (5, 60979568), (8, 38112230), (10, 30489784), (13, 23453680), (16, 19056115), (20, 15244892), (26, 11726840), (40, 7622446), (52, 5863420), (59, 5167760), (65, 4690736), (80, 3811223), (104, 2931710), (118, 2583880), (130, 2345368), (208, 1465855), (236, 1291940), (260, 1172684), (295, 1033552), (472, 645970), (520, 586342), (590, 516776), (767, 397520), (944, 322985), (1040, 293171), (1180, 258388), (1534, 198760), (2360, 129194), (3068, 99380), (3835, 79504), (4720, 64597), (4969, 61360), (6136, 49690), (7670, 39752), (9938, 30680), (12272, 24845), (15340, 19876)]