289556940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{24251}}^1$

素因数の和:24462

約数の個数: 48

約数和(自身を含む): 814867200

約数和(自身を除く): 525310260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 11940, 24251, 48502, 72753, 97004, 121255, 145506, 242510, 291012, 363765, 485020, 727530, 1455060, 4825949, 9651898, 14477847, 19303796, 24129745, 28955694, 48259490, 57911388, 72389235, 96518980, 144778470, 289556940]

約数ペア:

[(1, 289556940), (2, 144778470), (3, 96518980), (4, 72389235), (5, 57911388), (6, 48259490), (10, 28955694), (12, 24129745), (15, 19303796), (20, 14477847), (30, 9651898), (60, 4825949), (199, 1455060), (398, 727530), (597, 485020), (796, 363765), (995, 291012), (1194, 242510), (1990, 145506), (2388, 121255), (2985, 97004), (3980, 72753), (5970, 48502), (11940, 24251)]