70206220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 174091680

約数和(自身を除く): 103885460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1009, 1420, 1988, 2018, 2485, 3479, 4036, 4970, 5045, 6958, 7063, 9940, 10090, 13916, 14126, 17395, 20180, 28252, 34790, 35315, 49441, 69580, 70630, 71639, 98882, 141260, 143278, 197764, 247205, 286556, 358195, 494410, 501473, 716390, 988820, 1002946, 1432780, 2005892, 2507365, 3510311, 5014730, 7020622, 10029460, 14041244, 17551555, 35103110, 70206220]

約数ペア:

[(1, 70206220), (2, 35103110), (4, 17551555), (5, 14041244), (7, 10029460), (10, 7020622), (14, 5014730), (20, 3510311), (28, 2507365), (35, 2005892), (49, 1432780), (70, 1002946), (71, 988820), (98, 716390), (140, 501473), (142, 494410), (196, 358195), (245, 286556), (284, 247205), (355, 197764), (490, 143278), (497, 141260), (710, 98882), (980, 71639), (994, 70630), (1009, 69580), (1420, 49441), (1988, 35315), (2018, 34790), (2485, 28252), (3479, 20180), (4036, 17395), (4970, 14126), (5045, 13916), (6958, 10090), (7063, 9940)]