205695720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{673}}^1$

素因数の和:976

約数の個数: 128

約数和(自身を含む): 689097600

約数和(自身を除く): 483401880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 283, 360, 540, 566, 673, 849, 1080, 1132, 1346, 1415, 1698, 2019, 2264, 2547, 2692, 2830, 3365, 3396, 4038, 4245, 5094, 5384, 5660, 6057, 6730, 6792, 7641, 8076, 8490, 10095, 10188, 11320, 12114, 12735, 13460, 15282, 16152, 16980, 18171, 20190, 20376, 24228, 25470, 26920, 30285, 30564, 33960, 36342, 38205, 40380, 48456, 50940, 60570, 61128, 72684, 76410, 80760, 90855, 101880, 121140, 145368, 152820, 181710, 190459, 242280, 305640, 363420, 380918, 571377, 726840, 761836, 952295, 1142754, 1523672, 1714131, 1904590, 2285508, 2856885, 3428262, 3809180, 4571016, 5142393, 5713770, 6856524, 7618360, 8570655, 10284786, 11427540, 13713048, 17141310, 20569572, 22855080, 25711965, 34282620, 41139144, 51423930, 68565240, 102847860, 205695720]

約数ペア:

[(1, 205695720), (2, 102847860), (3, 68565240), (4, 51423930), (5, 41139144), (6, 34282620), (8, 25711965), (9, 22855080), (10, 20569572), (12, 17141310), (15, 13713048), (18, 11427540), (20, 10284786), (24, 8570655), (27, 7618360), (30, 6856524), (36, 5713770), (40, 5142393), (45, 4571016), (54, 3809180), (60, 3428262), (72, 2856885), (90, 2285508), (108, 1904590), (120, 1714131), (135, 1523672), (180, 1142754), (216, 952295), (270, 761836), (283, 726840), (360, 571377), (540, 380918), (566, 363420), (673, 305640), (849, 242280), (1080, 190459), (1132, 181710), (1346, 152820), (1415, 145368), (1698, 121140), (2019, 101880), (2264, 90855), (2547, 80760), (2692, 76410), (2830, 72684), (3365, 61128), (3396, 60570), (4038, 50940), (4245, 48456), (5094, 40380), (5384, 38205), (5660, 36342), (6057, 33960), (6730, 30564), (6792, 30285), (7641, 26920), (8076, 25470), (8490, 24228), (10095, 20376), (10188, 20190), (11320, 18171), (12114, 16980), (12735, 16152), (13460, 15282)]