28742640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 160

約数和(自身を含む): 95993856

約数和(自身を除く): 67251216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 41, 46, 48, 60, 69, 80, 82, 92, 115, 120, 123, 127, 138, 164, 184, 205, 230, 240, 246, 254, 276, 328, 345, 368, 381, 410, 460, 492, 508, 552, 615, 635, 656, 690, 762, 820, 920, 943, 984, 1016, 1104, 1230, 1270, 1380, 1524, 1640, 1840, 1886, 1905, 1968, 2032, 2460, 2540, 2760, 2829, 2921, 3048, 3280, 3772, 3810, 4715, 4920, 5080, 5207, 5520, 5658, 5842, 6096, 7544, 7620, 8763, 9430, 9840, 10160, 10414, 11316, 11684, 14145, 14605, 15088, 15240, 15621, 17526, 18860, 20828, 22632, 23368, 26035, 28290, 29210, 30480, 31242, 35052, 37720, 41656, 43815, 45264, 46736, 52070, 56580, 58420, 62484, 70104, 75440, 78105, 83312, 87630, 104140, 113160, 116840, 119761, 124968, 140208, 156210, 175260, 208280, 226320, 233680, 239522, 249936, 312420, 350520, 359283, 416560, 479044, 598805, 624840, 701040, 718566, 958088, 1197610, 1249680, 1437132, 1796415, 1916176, 2395220, 2874264, 3592830, 4790440, 5748528, 7185660, 9580880, 14371320, 28742640]

約数ペア:

[(1, 28742640), (2, 14371320), (3, 9580880), (4, 7185660), (5, 5748528), (6, 4790440), (8, 3592830), (10, 2874264), (12, 2395220), (15, 1916176), (16, 1796415), (20, 1437132), (23, 1249680), (24, 1197610), (30, 958088), (40, 718566), (41, 701040), (46, 624840), (48, 598805), (60, 479044), (69, 416560), (80, 359283), (82, 350520), (92, 312420), (115, 249936), (120, 239522), (123, 233680), (127, 226320), (138, 208280), (164, 175260), (184, 156210), (205, 140208), (230, 124968), (240, 119761), (246, 116840), (254, 113160), (276, 104140), (328, 87630), (345, 83312), (368, 78105), (381, 75440), (410, 70104), (460, 62484), (492, 58420), (508, 56580), (552, 52070), (615, 46736), (635, 45264), (656, 43815), (690, 41656), (762, 37720), (820, 35052), (920, 31242), (943, 30480), (984, 29210), (1016, 28290), (1104, 26035), (1230, 23368), (1270, 22632), (1380, 20828), (1524, 18860), (1640, 17526), (1840, 15621), (1886, 15240), (1905, 15088), (1968, 14605), (2032, 14145), (2460, 11684), (2540, 11316), (2760, 10414), (2829, 10160), (2921, 9840), (3048, 9430), (3280, 8763), (3772, 7620), (3810, 7544), (4715, 6096), (4920, 5842), (5080, 5658), (5207, 5520)]