128559480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4937}}^1$

素因数の和:4989

約数の個数: 128

約数和(自身を含む): 455086080

約数和(自身を除く): 326526600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 4937, 5208, 6510, 8680, 9874, 13020, 14811, 19748, 24685, 26040, 29622, 34559, 39496, 49370, 59244, 69118, 74055, 98740, 103677, 118488, 138236, 148110, 153047, 172795, 197480, 207354, 276472, 296220, 306094, 345590, 414708, 459141, 518385, 592440, 612188, 691180, 765235, 829416, 918282, 1036770, 1071329, 1224376, 1382360, 1530470, 1836564, 2073540, 2142658, 2295705, 3060940, 3213987, 3673128, 4147080, 4285316, 4591410, 5356645, 6121880, 6427974, 8570632, 9182820, 10713290, 12855948, 16069935, 18365640, 21426580, 25711896, 32139870, 42853160, 64279740, 128559480]

約数ペア:

[(1, 128559480), (2, 64279740), (3, 42853160), (4, 32139870), (5, 25711896), (6, 21426580), (7, 18365640), (8, 16069935), (10, 12855948), (12, 10713290), (14, 9182820), (15, 8570632), (20, 6427974), (21, 6121880), (24, 5356645), (28, 4591410), (30, 4285316), (31, 4147080), (35, 3673128), (40, 3213987), (42, 3060940), (56, 2295705), (60, 2142658), (62, 2073540), (70, 1836564), (84, 1530470), (93, 1382360), (105, 1224376), (120, 1071329), (124, 1036770), (140, 918282), (155, 829416), (168, 765235), (186, 691180), (210, 612188), (217, 592440), (248, 518385), (280, 459141), (310, 414708), (372, 345590), (420, 306094), (434, 296220), (465, 276472), (620, 207354), (651, 197480), (744, 172795), (840, 153047), (868, 148110), (930, 138236), (1085, 118488), (1240, 103677), (1302, 98740), (1736, 74055), (1860, 69118), (2170, 59244), (2604, 49370), (3255, 39496), (3720, 34559), (4340, 29622), (4937, 26040), (5208, 24685), (6510, 19748), (8680, 14811), (9874, 13020)]