280615472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{2843}}^1$

素因数の和:3081

約数の個数: 40

約数和(自身を含む): 564249600

約数和(自身を除く): 283634128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 199, 248, 398, 496, 796, 1592, 2843, 3184, 5686, 6169, 11372, 12338, 22744, 24676, 45488, 49352, 88133, 98704, 176266, 352532, 565757, 705064, 1131514, 1410128, 2263028, 4526056, 9052112, 17538467, 35076934, 70153868, 140307736, 280615472]

約数ペア:

[(1, 280615472), (2, 140307736), (4, 70153868), (8, 35076934), (16, 17538467), (31, 9052112), (62, 4526056), (124, 2263028), (199, 1410128), (248, 1131514), (398, 705064), (496, 565757), (796, 352532), (1592, 176266), (2843, 98704), (3184, 88133), (5686, 49352), (6169, 45488), (11372, 24676), (12338, 22744)]