205805400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{20177}}^1$

素因数の和:20213

約数の個数: 96

約数和(自身を含む): 675559440

約数和(自身を除く): 469754040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 68, 75, 85, 100, 102, 120, 136, 150, 170, 200, 204, 255, 300, 340, 408, 425, 510, 600, 680, 850, 1020, 1275, 1700, 2040, 2550, 3400, 5100, 10200, 20177, 40354, 60531, 80708, 100885, 121062, 161416, 201770, 242124, 302655, 343009, 403540, 484248, 504425, 605310, 686018, 807080, 1008850, 1029027, 1210620, 1372036, 1513275, 1715045, 2017700, 2058054, 2421240, 2744072, 3026550, 3430090, 4035400, 4116108, 5145135, 6053100, 6860180, 8232216, 8575225, 10290270, 12106200, 13720360, 17150450, 20580540, 25725675, 34300900, 41161080, 51451350, 68601800, 102902700, 205805400]

約数ペア:

[(1, 205805400), (2, 102902700), (3, 68601800), (4, 51451350), (5, 41161080), (6, 34300900), (8, 25725675), (10, 20580540), (12, 17150450), (15, 13720360), (17, 12106200), (20, 10290270), (24, 8575225), (25, 8232216), (30, 6860180), (34, 6053100), (40, 5145135), (50, 4116108), (51, 4035400), (60, 3430090), (68, 3026550), (75, 2744072), (85, 2421240), (100, 2058054), (102, 2017700), (120, 1715045), (136, 1513275), (150, 1372036), (170, 1210620), (200, 1029027), (204, 1008850), (255, 807080), (300, 686018), (340, 605310), (408, 504425), (425, 484248), (510, 403540), (600, 343009), (680, 302655), (850, 242124), (1020, 201770), (1275, 161416), (1700, 121062), (2040, 100885), (2550, 80708), (3400, 60531), (5100, 40354), (10200, 20177)]