201465880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:617

約数の個数: 128

約数和(自身を含む): 570240000

約数和(自身を除く): 368774120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 149, 154, 220, 280, 298, 308, 385, 439, 440, 596, 616, 745, 770, 878, 1043, 1192, 1490, 1540, 1639, 1756, 2086, 2195, 2980, 3073, 3080, 3278, 3512, 4172, 4390, 4829, 5215, 5960, 6146, 6556, 8195, 8344, 8780, 9658, 10430, 11473, 12292, 13112, 15365, 16390, 17560, 19316, 20860, 22946, 24145, 24584, 30730, 32780, 33803, 38632, 41720, 45892, 48290, 57365, 61460, 65411, 65560, 67606, 91784, 96580, 114730, 122920, 130822, 135212, 169015, 193160, 229460, 261644, 270424, 327055, 338030, 457877, 458920, 523288, 654110, 676060, 719521, 915754, 1308220, 1352120, 1439042, 1831508, 2289385, 2616440, 2878084, 3597605, 3663016, 4578770, 5036647, 5756168, 7195210, 9157540, 10073294, 14390420, 18315080, 20146588, 25183235, 28780840, 40293176, 50366470, 100732940, 201465880]

約数ペア:

[(1, 201465880), (2, 100732940), (4, 50366470), (5, 40293176), (7, 28780840), (8, 25183235), (10, 20146588), (11, 18315080), (14, 14390420), (20, 10073294), (22, 9157540), (28, 7195210), (35, 5756168), (40, 5036647), (44, 4578770), (55, 3663016), (56, 3597605), (70, 2878084), (77, 2616440), (88, 2289385), (110, 1831508), (140, 1439042), (149, 1352120), (154, 1308220), (220, 915754), (280, 719521), (298, 676060), (308, 654110), (385, 523288), (439, 458920), (440, 457877), (596, 338030), (616, 327055), (745, 270424), (770, 261644), (878, 229460), (1043, 193160), (1192, 169015), (1490, 135212), (1540, 130822), (1639, 122920), (1756, 114730), (2086, 96580), (2195, 91784), (2980, 67606), (3073, 65560), (3080, 65411), (3278, 61460), (3512, 57365), (4172, 48290), (4390, 45892), (4829, 41720), (5215, 38632), (5960, 33803), (6146, 32780), (6556, 30730), (8195, 24584), (8344, 24145), (8780, 22946), (9658, 20860), (10430, 19316), (11473, 17560), (12292, 16390), (13112, 15365)]