397384020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{200699}}^1$

素因数の和:200725

約数の個数: 72

約数和(自身を含む): 1314986400

約数和(自身を除く): 917602380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 200699, 401398, 602097, 802796, 1003495, 1204194, 1806291, 2006990, 2207689, 2408388, 3010485, 3612582, 4013980, 4415378, 6020970, 6623067, 7225164, 8830756, 9031455, 11038445, 12041940, 13246134, 18062910, 19869201, 22076890, 26492268, 33115335, 36125820, 39738402, 44153780, 66230670, 79476804, 99346005, 132461340, 198692010, 397384020]

約数ペア:

[(1, 397384020), (2, 198692010), (3, 132461340), (4, 99346005), (5, 79476804), (6, 66230670), (9, 44153780), (10, 39738402), (11, 36125820), (12, 33115335), (15, 26492268), (18, 22076890), (20, 19869201), (22, 18062910), (30, 13246134), (33, 12041940), (36, 11038445), (44, 9031455), (45, 8830756), (55, 7225164), (60, 6623067), (66, 6020970), (90, 4415378), (99, 4013980), (110, 3612582), (132, 3010485), (165, 2408388), (180, 2207689), (198, 2006990), (220, 1806291), (330, 1204194), (396, 1003495), (495, 802796), (660, 602097), (990, 401398), (1980, 200699)]