287951370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3257}}^1$

素因数の和:3695

約数の個数: 64

約数和(自身を含む): 791928576

約数和(自身を除く): 503977206

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 421, 842, 1263, 2105, 2526, 2947, 3257, 4210, 5894, 6315, 6514, 8841, 9771, 12630, 14735, 16285, 17682, 19542, 22799, 29470, 32570, 44205, 45598, 48855, 68397, 88410, 97710, 113995, 136794, 227990, 341985, 683970, 1371197, 2742394, 4113591, 6855985, 8227182, 9598379, 13711970, 19196758, 20567955, 28795137, 41135910, 47991895, 57590274, 95983790, 143975685, 287951370]

約数ペア:

[(1, 287951370), (2, 143975685), (3, 95983790), (5, 57590274), (6, 47991895), (7, 41135910), (10, 28795137), (14, 20567955), (15, 19196758), (21, 13711970), (30, 9598379), (35, 8227182), (42, 6855985), (70, 4113591), (105, 2742394), (210, 1371197), (421, 683970), (842, 341985), (1263, 227990), (2105, 136794), (2526, 113995), (2947, 97710), (3257, 88410), (4210, 68397), (5894, 48855), (6315, 45598), (6514, 44205), (8841, 32570), (9771, 29470), (12630, 22799), (14735, 19542), (16285, 17682)]