2479890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{241}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 6969600

約数和(自身を除く): 4489710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 241, 245, 294, 343, 482, 490, 686, 723, 735, 1029, 1205, 1446, 1470, 1687, 1715, 2058, 2410, 3374, 3430, 3615, 5061, 5145, 7230, 8435, 10122, 10290, 11809, 16870, 23618, 25305, 35427, 50610, 59045, 70854, 82663, 118090, 165326, 177135, 247989, 354270, 413315, 495978, 826630, 1239945, 2479890]

約数ペア:

[(1, 2479890), (2, 1239945), (3, 826630), (5, 495978), (6, 413315), (7, 354270), (10, 247989), (14, 177135), (15, 165326), (21, 118090), (30, 82663), (35, 70854), (42, 59045), (49, 50610), (70, 35427), (98, 25305), (105, 23618), (147, 16870), (210, 11809), (241, 10290), (245, 10122), (294, 8435), (343, 7230), (482, 5145), (490, 5061), (686, 3615), (723, 3430), (735, 3374), (1029, 2410), (1205, 2058), (1446, 1715), (1470, 1687)]