209480520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40597}}^1$

素因数の和:40654

約数の個数: 64

約数和(自身を含む): 643072320

約数和(自身を除く): 433591800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 40597, 81194, 121791, 162388, 202985, 243582, 324776, 405970, 487164, 608955, 811940, 974328, 1217910, 1623880, 1745671, 2435820, 3491342, 4871640, 5237013, 6982684, 8728355, 10474026, 13965368, 17456710, 20948052, 26185065, 34913420, 41896104, 52370130, 69826840, 104740260, 209480520]

約数ペア:

[(1, 209480520), (2, 104740260), (3, 69826840), (4, 52370130), (5, 41896104), (6, 34913420), (8, 26185065), (10, 20948052), (12, 17456710), (15, 13965368), (20, 10474026), (24, 8728355), (30, 6982684), (40, 5237013), (43, 4871640), (60, 3491342), (86, 2435820), (120, 1745671), (129, 1623880), (172, 1217910), (215, 974328), (258, 811940), (344, 608955), (430, 487164), (516, 405970), (645, 324776), (860, 243582), (1032, 202985), (1290, 162388), (1720, 121791), (2580, 81194), (5160, 40597)]