715673960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2239}}^1$

素因数の和:2442

約数の個数: 64

約数和(自身を含む): 1649894400

約数和(自身を除く): 934220440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 131, 244, 262, 305, 488, 524, 610, 655, 1048, 1220, 1310, 2239, 2440, 2620, 4478, 5240, 7991, 8956, 11195, 15982, 17912, 22390, 31964, 39955, 44780, 63928, 79910, 89560, 136579, 159820, 273158, 293309, 319640, 546316, 586618, 682895, 1092632, 1173236, 1365790, 1466545, 2346472, 2731580, 2933090, 5463160, 5866180, 11732360, 17891849, 35783698, 71567396, 89459245, 143134792, 178918490, 357836980, 715673960]

約数ペア:

[(1, 715673960), (2, 357836980), (4, 178918490), (5, 143134792), (8, 89459245), (10, 71567396), (20, 35783698), (40, 17891849), (61, 11732360), (122, 5866180), (131, 5463160), (244, 2933090), (262, 2731580), (305, 2346472), (488, 1466545), (524, 1365790), (610, 1173236), (655, 1092632), (1048, 682895), (1220, 586618), (1310, 546316), (2239, 319640), (2440, 293309), (2620, 273158), (4478, 159820), (5240, 136579), (7991, 89560), (8956, 79910), (11195, 63928), (15982, 44780), (17912, 39955), (22390, 31964)]