1994651760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1637}}^1\times {\mathrm{5077}}^1$

素因数の和:6730

約数の個数: 80

約数和(自身を含む): 6188416416

約数和(自身を除く): 4193764656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1637, 3274, 4911, 5077, 6548, 8185, 9822, 10154, 13096, 15231, 16370, 19644, 20308, 24555, 25385, 26192, 30462, 32740, 39288, 40616, 49110, 50770, 60924, 65480, 76155, 78576, 81232, 98220, 101540, 121848, 130960, 152310, 196440, 203080, 243696, 304620, 392880, 406160, 609240, 1218480, 8311049, 16622098, 24933147, 33244196, 41555245, 49866294, 66488392, 83110490, 99732588, 124665735, 132976784, 166220980, 199465176, 249331470, 332441960, 398930352, 498662940, 664883920, 997325880, 1994651760]

約数ペア:

[(1, 1994651760), (2, 997325880), (3, 664883920), (4, 498662940), (5, 398930352), (6, 332441960), (8, 249331470), (10, 199465176), (12, 166220980), (15, 132976784), (16, 124665735), (20, 99732588), (24, 83110490), (30, 66488392), (40, 49866294), (48, 41555245), (60, 33244196), (80, 24933147), (120, 16622098), (240, 8311049), (1637, 1218480), (3274, 609240), (4911, 406160), (5077, 392880), (6548, 304620), (8185, 243696), (9822, 203080), (10154, 196440), (13096, 152310), (15231, 130960), (16370, 121848), (19644, 101540), (20308, 98220), (24555, 81232), (25385, 78576), (26192, 76155), (30462, 65480), (32740, 60924), (39288, 50770), (40616, 49110)]