257893560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1259}}^1$

素因数の和:1845

約数の個数: 96

約数和(自身を含む): 840294000

約数和(自身を除く): 582400440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 569, 1138, 1259, 1707, 2276, 2518, 2845, 3414, 3777, 4552, 5036, 5121, 5690, 6295, 6828, 7554, 8535, 10072, 10242, 11331, 11380, 12590, 13656, 15108, 17070, 18885, 20484, 22662, 22760, 25180, 25605, 30216, 34140, 37770, 40968, 45324, 50360, 51210, 56655, 68280, 75540, 90648, 102420, 113310, 151080, 204840, 226620, 453240, 716371, 1432742, 2149113, 2865484, 3581855, 4298226, 5730968, 6447339, 7163710, 8596452, 10745565, 12894678, 14327420, 17192904, 21491130, 25789356, 28654840, 32236695, 42982260, 51578712, 64473390, 85964520, 128946780, 257893560]

約数ペア:

[(1, 257893560), (2, 128946780), (3, 85964520), (4, 64473390), (5, 51578712), (6, 42982260), (8, 32236695), (9, 28654840), (10, 25789356), (12, 21491130), (15, 17192904), (18, 14327420), (20, 12894678), (24, 10745565), (30, 8596452), (36, 7163710), (40, 6447339), (45, 5730968), (60, 4298226), (72, 3581855), (90, 2865484), (120, 2149113), (180, 1432742), (360, 716371), (569, 453240), (1138, 226620), (1259, 204840), (1707, 151080), (2276, 113310), (2518, 102420), (2845, 90648), (3414, 75540), (3777, 68280), (4552, 56655), (5036, 51210), (5121, 50360), (5690, 45324), (6295, 40968), (6828, 37770), (7554, 34140), (8535, 30216), (10072, 25605), (10242, 25180), (11331, 22760), (11380, 22662), (12590, 20484), (13656, 18885), (15108, 17070)]