272038520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1499}}^1$

素因数の和:1872

約数の個数: 64

約数和(自身を含む): 661500000

約数和(自身を除く): 389461480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 349, 520, 698, 1396, 1499, 1745, 2792, 2998, 3490, 4537, 5996, 6980, 7495, 9074, 11992, 13960, 14990, 18148, 19487, 22685, 29980, 36296, 38974, 45370, 59960, 77948, 90740, 97435, 155896, 181480, 194870, 389740, 523151, 779480, 1046302, 2092604, 2615755, 4185208, 5231510, 6800963, 10463020, 13601926, 20926040, 27203852, 34004815, 54407704, 68009630, 136019260, 272038520]

約数ペア:

[(1, 272038520), (2, 136019260), (4, 68009630), (5, 54407704), (8, 34004815), (10, 27203852), (13, 20926040), (20, 13601926), (26, 10463020), (40, 6800963), (52, 5231510), (65, 4185208), (104, 2615755), (130, 2092604), (260, 1046302), (349, 779480), (520, 523151), (698, 389740), (1396, 194870), (1499, 181480), (1745, 155896), (2792, 97435), (2998, 90740), (3490, 77948), (4537, 59960), (5996, 45370), (6980, 38974), (7495, 36296), (9074, 29980), (11992, 22685), (13960, 19487), (14990, 18148)]