205704840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:524

約数の個数: 192

約数和(自身を含む): 701729280

約数和(自身を除く): 496024440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 121, 124, 132, 155, 165, 186, 220, 242, 248, 264, 310, 330, 341, 363, 372, 440, 457, 465, 484, 605, 620, 660, 682, 726, 744, 914, 930, 968, 1023, 1210, 1240, 1320, 1364, 1371, 1452, 1705, 1815, 1828, 1860, 2046, 2285, 2420, 2728, 2742, 2904, 3410, 3630, 3656, 3720, 3751, 4092, 4570, 4840, 5027, 5115, 5484, 6820, 6855, 7260, 7502, 8184, 9140, 10054, 10230, 10968, 11253, 13640, 13710, 14167, 14520, 15004, 15081, 18280, 18755, 20108, 20460, 22506, 25135, 27420, 28334, 30008, 30162, 37510, 40216, 40920, 42501, 45012, 50270, 54840, 55297, 56265, 56668, 60324, 70835, 75020, 75405, 85002, 90024, 100540, 110594, 112530, 113336, 120648, 141670, 150040, 150810, 155837, 165891, 170004, 201080, 212505, 221188, 225060, 276485, 283340, 301620, 311674, 331782, 340008, 425010, 442376, 450120, 467511, 552970, 566680, 603240, 623348, 663564, 779185, 829455, 850020, 935022, 1105940, 1246696, 1327128, 1558370, 1658910, 1700040, 1714207, 1870044, 2211880, 2337555, 3116740, 3317820, 3428414, 3740088, 4675110, 5142621, 6233480, 6635640, 6856828, 8571035, 9350220, 10285242, 13713656, 17142070, 18700440, 20570484, 25713105, 34284140, 41140968, 51426210, 68568280, 102852420, 205704840]

約数ペア:

[(1, 205704840), (2, 102852420), (3, 68568280), (4, 51426210), (5, 41140968), (6, 34284140), (8, 25713105), (10, 20570484), (11, 18700440), (12, 17142070), (15, 13713656), (20, 10285242), (22, 9350220), (24, 8571035), (30, 6856828), (31, 6635640), (33, 6233480), (40, 5142621), (44, 4675110), (55, 3740088), (60, 3428414), (62, 3317820), (66, 3116740), (88, 2337555), (93, 2211880), (110, 1870044), (120, 1714207), (121, 1700040), (124, 1658910), (132, 1558370), (155, 1327128), (165, 1246696), (186, 1105940), (220, 935022), (242, 850020), (248, 829455), (264, 779185), (310, 663564), (330, 623348), (341, 603240), (363, 566680), (372, 552970), (440, 467511), (457, 450120), (465, 442376), (484, 425010), (605, 340008), (620, 331782), (660, 311674), (682, 301620), (726, 283340), (744, 276485), (914, 225060), (930, 221188), (968, 212505), (1023, 201080), (1210, 170004), (1240, 165891), (1320, 155837), (1364, 150810), (1371, 150040), (1452, 141670), (1705, 120648), (1815, 113336), (1828, 112530), (1860, 110594), (2046, 100540), (2285, 90024), (2420, 85002), (2728, 75405), (2742, 75020), (2904, 70835), (3410, 60324), (3630, 56668), (3656, 56265), (3720, 55297), (3751, 54840), (4092, 50270), (4570, 45012), (4840, 42501), (5027, 40920), (5115, 40216), (5484, 37510), (6820, 30162), (6855, 30008), (7260, 28334), (7502, 27420), (8184, 25135), (9140, 22506), (10054, 20460), (10230, 20108), (10968, 18755), (11253, 18280), (13640, 15081), (13710, 15004), (14167, 14520)]