221374680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{108517}}^1$

素因数の和:108548

約数の個数: 64

約数和(自身を含む): 703196640

約数和(自身を除く): 481821960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 108517, 217034, 325551, 434068, 542585, 651102, 868136, 1085170, 1302204, 1627755, 1844789, 2170340, 2604408, 3255510, 3689578, 4340680, 5534367, 6511020, 7379156, 9223945, 11068734, 13022040, 14758312, 18447890, 22137468, 27671835, 36895780, 44274936, 55343670, 73791560, 110687340, 221374680]

約数ペア:

[(1, 221374680), (2, 110687340), (3, 73791560), (4, 55343670), (5, 44274936), (6, 36895780), (8, 27671835), (10, 22137468), (12, 18447890), (15, 14758312), (17, 13022040), (20, 11068734), (24, 9223945), (30, 7379156), (34, 6511020), (40, 5534367), (51, 4340680), (60, 3689578), (68, 3255510), (85, 2604408), (102, 2170340), (120, 1844789), (136, 1627755), (170, 1302204), (204, 1085170), (255, 868136), (340, 651102), (408, 542585), (510, 434068), (680, 325551), (1020, 217034), (2040, 108517)]