204031280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2214

約数の個数: 80

約数和(自身を含む): 509592384

約数和(自身を除く): 305561104

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 1136, 1207, 1360, 1420, 2113, 2414, 2840, 4226, 4828, 5680, 6035, 8452, 9656, 10565, 12070, 16904, 19312, 21130, 24140, 33808, 35921, 42260, 48280, 71842, 84520, 96560, 143684, 150023, 169040, 179605, 287368, 300046, 359210, 574736, 600092, 718420, 750115, 1200184, 1436840, 1500230, 2400368, 2550391, 2873680, 3000460, 5100782, 6000920, 10201564, 12001840, 12751955, 20403128, 25503910, 40806256, 51007820, 102015640, 204031280]

約数ペア:

[(1, 204031280), (2, 102015640), (4, 51007820), (5, 40806256), (8, 25503910), (10, 20403128), (16, 12751955), (17, 12001840), (20, 10201564), (34, 6000920), (40, 5100782), (68, 3000460), (71, 2873680), (80, 2550391), (85, 2400368), (136, 1500230), (142, 1436840), (170, 1200184), (272, 750115), (284, 718420), (340, 600092), (355, 574736), (568, 359210), (680, 300046), (710, 287368), (1136, 179605), (1207, 169040), (1360, 150023), (1420, 143684), (2113, 96560), (2414, 84520), (2840, 71842), (4226, 48280), (4828, 42260), (5680, 35921), (6035, 33808), (8452, 24140), (9656, 21130), (10565, 19312), (12070, 16904)]