129045560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14867}}^1$

素因数の和:14916

約数の個数: 64

約数和(自身を含む): 342558720

約数和(自身を除く): 213513160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 14867, 29734, 59468, 74335, 104069, 118936, 148670, 208138, 297340, 416276, 460877, 520345, 594680, 832552, 921754, 1040690, 1843508, 2081380, 2304385, 3226139, 3687016, 4162760, 4608770, 6452278, 9217540, 12904556, 16130695, 18435080, 25809112, 32261390, 64522780, 129045560]

約数ペア:

[(1, 129045560), (2, 64522780), (4, 32261390), (5, 25809112), (7, 18435080), (8, 16130695), (10, 12904556), (14, 9217540), (20, 6452278), (28, 4608770), (31, 4162760), (35, 3687016), (40, 3226139), (56, 2304385), (62, 2081380), (70, 1843508), (124, 1040690), (140, 921754), (155, 832552), (217, 594680), (248, 520345), (280, 460877), (310, 416276), (434, 297340), (620, 208138), (868, 148670), (1085, 118936), (1240, 104069), (1736, 74335), (2170, 59468), (4340, 29734), (8680, 14867)]