268451640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{745699}}^1$

素因数の和:745716

約数の個数: 48

約数和(自身を含む): 872469000

約数和(自身を除く): 604017360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 745699, 1491398, 2237097, 2982796, 3728495, 4474194, 5965592, 6711291, 7456990, 8948388, 11185485, 13422582, 14913980, 17896776, 22370970, 26845164, 29827960, 33556455, 44741940, 53690328, 67112910, 89483880, 134225820, 268451640]

約数ペア:

[(1, 268451640), (2, 134225820), (3, 89483880), (4, 67112910), (5, 53690328), (6, 44741940), (8, 33556455), (9, 29827960), (10, 26845164), (12, 22370970), (15, 17896776), (18, 14913980), (20, 13422582), (24, 11185485), (30, 8948388), (36, 7456990), (40, 6711291), (45, 5965592), (60, 4474194), (72, 3728495), (90, 2982796), (120, 2237097), (180, 1491398), (360, 745699)]