208156980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{80681}}^1$

素因数の和:80736

約数の個数: 48

約数和(自身を含む): 596401344

約数和(自身を除く): 388244364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 80681, 161362, 242043, 322724, 403405, 484086, 806810, 968172, 1210215, 1613620, 2420430, 3469283, 4840860, 6938566, 10407849, 13877132, 17346415, 20815698, 34692830, 41631396, 52039245, 69385660, 104078490, 208156980]

約数ペア:

[(1, 208156980), (2, 104078490), (3, 69385660), (4, 52039245), (5, 41631396), (6, 34692830), (10, 20815698), (12, 17346415), (15, 13877132), (20, 10407849), (30, 6938566), (43, 4840860), (60, 3469283), (86, 2420430), (129, 1613620), (172, 1210215), (215, 968172), (258, 806810), (430, 484086), (516, 403405), (645, 322724), (860, 242043), (1290, 161362), (2580, 80681)]