156970998940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15791851}}^1$

素因数の和:15791938

約数の個数: 48

約数和(自身を含む): 382036483584

約数和(自身を除く): 225065484644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 15791851, 31583702, 63167404, 78959255, 110542957, 157918510, 221085914, 315837020, 442171828, 552714785, 1105429570, 1121221421, 2210859140, 2242442842, 4484885684, 5606107105, 7848549947, 11212214210, 15697099894, 22424428420, 31394199788, 39242749735, 78485499470, 156970998940]

約数ペア:

[(1, 156970998940), (2, 78485499470), (4, 39242749735), (5, 31394199788), (7, 22424428420), (10, 15697099894), (14, 11212214210), (20, 7848549947), (28, 5606107105), (35, 4484885684), (70, 2242442842), (71, 2210859140), (140, 1121221421), (142, 1105429570), (284, 552714785), (355, 442171828), (497, 315837020), (710, 221085914), (994, 157918510), (1420, 110542957), (1988, 78959255), (2485, 63167404), (4970, 31583702), (9940, 15791851)]