202860280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23371}}^1$

素因数の和:23420

約数の個数: 64

約数和(自身を含む): 538490880

約数和(自身を除く): 335630600

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, 23371, 46742, 93484, 116855, 163597, 186968, 233710, 327194, 467420, 654388, 724501, 817985, 934840, 1308776, 1449002, 1635970, 2898004, 3271940, 3622505, 5071507, 5796008, 6543880, 7245010, 10143014, 14490020, 20286028, 25357535, 28980040, 40572056, 50715070, 101430140, 202860280]

約数ペア:

[(1, 202860280), (2, 101430140), (4, 50715070), (5, 40572056), (7, 28980040), (8, 25357535), (10, 20286028), (14, 14490020), (20, 10143014), (28, 7245010), (31, 6543880), (35, 5796008), (40, 5071507), (56, 3622505), (62, 3271940), (70, 2898004), (124, 1635970), (140, 1449002), (155, 1308776), (217, 934840), (248, 817985), (280, 724501), (310, 654388), (434, 467420), (620, 327194), (868, 233710), (1085, 186968), (1240, 163597), (1736, 116855), (2170, 93484), (4340, 46742), (8680, 23371)]