256370001000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{5449}}^1\times {\mathrm{15683}}^1$

素因数の和:21156

約数の個数: 128

約数和(自身を含む): 800072208000

約数和(自身を除く): 543702207000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 5449, 10898, 15683, 16347, 21796, 27245, 31366, 32694, 43592, 47049, 54490, 62732, 65388, 78415, 81735, 94098, 108980, 125464, 130776, 136225, 156830, 163470, 188196, 217960, 235245, 272450, 313660, 326940, 376392, 392075, 408675, 470490, 544900, 627320, 653880, 681125, 784150, 817350, 940980, 1089800, 1176225, 1362250, 1568300, 1634700, 1881960, 1960375, 2043375, 2352450, 2724500, 3136600, 3269400, 3920750, 4086750, 4704900, 5449000, 5881125, 7841500, 8173500, 9409800, 11762250, 15683000, 16347000, 23524500, 47049000, 85456667, 170913334, 256370001, 341826668, 427283335, 512740002, 683653336, 854566670, 1025480004, 1281850005, 1709133340, 2050960008, 2136416675, 2563700010, 3418266680, 4272833350, 5127400020, 6409250025, 8545666700, 10254800040, 10682083375, 12818500050, 17091333400, 21364166750, 25637000100, 32046250125, 42728333500, 51274000200, 64092500250, 85456667000, 128185000500, 256370001000]

約数ペア:

[(1, 256370001000), (2, 128185000500), (3, 85456667000), (4, 64092500250), (5, 51274000200), (6, 42728333500), (8, 32046250125), (10, 25637000100), (12, 21364166750), (15, 17091333400), (20, 12818500050), (24, 10682083375), (25, 10254800040), (30, 8545666700), (40, 6409250025), (50, 5127400020), (60, 4272833350), (75, 3418266680), (100, 2563700010), (120, 2136416675), (125, 2050960008), (150, 1709133340), (200, 1281850005), (250, 1025480004), (300, 854566670), (375, 683653336), (500, 512740002), (600, 427283335), (750, 341826668), (1000, 256370001), (1500, 170913334), (3000, 85456667), (5449, 47049000), (10898, 23524500), (15683, 16347000), (16347, 15683000), (21796, 11762250), (27245, 9409800), (31366, 8173500), (32694, 7841500), (43592, 5881125), (47049, 5449000), (54490, 4704900), (62732, 4086750), (65388, 3920750), (78415, 3269400), (81735, 3136600), (94098, 2724500), (108980, 2352450), (125464, 2043375), (130776, 1960375), (136225, 1881960), (156830, 1634700), (163470, 1568300), (188196, 1362250), (217960, 1176225), (235245, 1089800), (272450, 940980), (313660, 817350), (326940, 784150), (376392, 681125), (392075, 653880), (408675, 627320), (470490, 544900)]