1252897380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{994363}}^1$

素因数の和:994385

約数の個数: 72

約数和(自身を含む): 4343381952

約数和(自身を除く): 3090484572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 994363, 1988726, 2983089, 3977452, 4971815, 5966178, 6960541, 8949267, 9943630, 11932356, 13921082, 14915445, 17898534, 19887260, 20881623, 27842164, 29830890, 34802705, 35797068, 41763246, 44746335, 59661780, 62644869, 69605410, 83526492, 89492670, 104408115, 125289738, 139210820, 178985340, 208816230, 250579476, 313224345, 417632460, 626448690, 1252897380]

約数ペア:

[(1, 1252897380), (2, 626448690), (3, 417632460), (4, 313224345), (5, 250579476), (6, 208816230), (7, 178985340), (9, 139210820), (10, 125289738), (12, 104408115), (14, 89492670), (15, 83526492), (18, 69605410), (20, 62644869), (21, 59661780), (28, 44746335), (30, 41763246), (35, 35797068), (36, 34802705), (42, 29830890), (45, 27842164), (60, 20881623), (63, 19887260), (70, 17898534), (84, 14915445), (90, 13921082), (105, 11932356), (126, 9943630), (140, 8949267), (180, 6960541), (210, 5966178), (252, 4971815), (315, 3977452), (420, 2983089), (630, 1988726), (1260, 994363)]