318094720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16033}}^1$

素因数の和:16083

約数の個数: 64

約数和(自身を含む): 785024640

約数和(自身を除く): 466929920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 16033, 19840, 32066, 64132, 80165, 128264, 160330, 256528, 320660, 497023, 513056, 641320, 994046, 1026112, 1282640, 1988092, 2052224, 2485115, 2565280, 3976184, 4970230, 5130560, 7952368, 9940460, 10261120, 15904736, 19880920, 31809472, 39761840, 63618944, 79523680, 159047360, 318094720]

約数ペア:

[(1, 318094720), (2, 159047360), (4, 79523680), (5, 63618944), (8, 39761840), (10, 31809472), (16, 19880920), (20, 15904736), (31, 10261120), (32, 9940460), (40, 7952368), (62, 5130560), (64, 4970230), (80, 3976184), (124, 2565280), (128, 2485115), (155, 2052224), (160, 1988092), (248, 1282640), (310, 1026112), (320, 994046), (496, 641320), (620, 513056), (640, 497023), (992, 320660), (1240, 256528), (1984, 160330), (2480, 128264), (3968, 80165), (4960, 64132), (9920, 32066), (16033, 19840)]