128580375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 128

約数和(自身を含む): 274839552

約数和(自身を除く): 146259177

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 61, 73, 75, 77, 105, 125, 165, 175, 183, 219, 231, 275, 305, 365, 375, 385, 427, 511, 525, 671, 803, 825, 875, 915, 1095, 1155, 1281, 1375, 1525, 1533, 1825, 1925, 2013, 2135, 2409, 2555, 2625, 3355, 4015, 4125, 4453, 4575, 4697, 5475, 5621, 5775, 6405, 7625, 7665, 9125, 9625, 10065, 10675, 12045, 12775, 13359, 14091, 16775, 16863, 20075, 22265, 22875, 23485, 27375, 28105, 28875, 31171, 32025, 38325, 48983, 50325, 53375, 60225, 63875, 66795, 70455, 83875, 84315, 93513, 100375, 111325, 117425, 140525, 146949, 155855, 160125, 191625, 244915, 251625, 301125, 333975, 342881, 352275, 421575, 467565, 556625, 587125, 702625, 734745, 779275, 1028643, 1224575, 1669875, 1714405, 1761375, 2107875, 2337825, 3673725, 3896375, 5143215, 6122875, 8572025, 11689125, 18368625, 25716075, 42860125, 128580375]

約数ペア:

[(1, 128580375), (3, 42860125), (5, 25716075), (7, 18368625), (11, 11689125), (15, 8572025), (21, 6122875), (25, 5143215), (33, 3896375), (35, 3673725), (55, 2337825), (61, 2107875), (73, 1761375), (75, 1714405), (77, 1669875), (105, 1224575), (125, 1028643), (165, 779275), (175, 734745), (183, 702625), (219, 587125), (231, 556625), (275, 467565), (305, 421575), (365, 352275), (375, 342881), (385, 333975), (427, 301125), (511, 251625), (525, 244915), (671, 191625), (803, 160125), (825, 155855), (875, 146949), (915, 140525), (1095, 117425), (1155, 111325), (1281, 100375), (1375, 93513), (1525, 84315), (1533, 83875), (1825, 70455), (1925, 66795), (2013, 63875), (2135, 60225), (2409, 53375), (2555, 50325), (2625, 48983), (3355, 38325), (4015, 32025), (4125, 31171), (4453, 28875), (4575, 28105), (4697, 27375), (5475, 23485), (5621, 22875), (5775, 22265), (6405, 20075), (7625, 16863), (7665, 16775), (9125, 14091), (9625, 13359), (10065, 12775), (10675, 12045)]