254783340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{9629}}^1$

素因数の和:9661

約数の個数: 144

約数和(自身を含む): 922168800

約数和(自身を除く): 667385460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 9629, 13230, 19258, 26460, 28887, 38516, 48145, 57774, 67403, 86661, 96290, 115548, 134806, 144435, 173322, 192580, 202209, 259983, 269612, 288870, 337015, 346644, 404418, 433305, 471821, 519966, 577740, 606627, 674030, 808836, 866610, 943642, 1011045, 1039932, 1213254, 1299915, 1348060, 1415463, 1733220, 1819881, 1887284, 2022090, 2359105, 2426508, 2599830, 2830926, 3033135, 3639762, 4044180, 4246389, 4718210, 5199660, 5661852, 6066270, 7077315, 7279524, 8492778, 9099405, 9436420, 12132540, 12739167, 14154630, 16985556, 18198810, 21231945, 25478334, 28309260, 36397620, 42463890, 50956668, 63695835, 84927780, 127391670, 254783340]

約数ペア:

[(1, 254783340), (2, 127391670), (3, 84927780), (4, 63695835), (5, 50956668), (6, 42463890), (7, 36397620), (9, 28309260), (10, 25478334), (12, 21231945), (14, 18198810), (15, 16985556), (18, 14154630), (20, 12739167), (21, 12132540), (27, 9436420), (28, 9099405), (30, 8492778), (35, 7279524), (36, 7077315), (42, 6066270), (45, 5661852), (49, 5199660), (54, 4718210), (60, 4246389), (63, 4044180), (70, 3639762), (84, 3033135), (90, 2830926), (98, 2599830), (105, 2426508), (108, 2359105), (126, 2022090), (135, 1887284), (140, 1819881), (147, 1733220), (180, 1415463), (189, 1348060), (196, 1299915), (210, 1213254), (245, 1039932), (252, 1011045), (270, 943642), (294, 866610), (315, 808836), (378, 674030), (420, 606627), (441, 577740), (490, 519966), (540, 471821), (588, 433305), (630, 404418), (735, 346644), (756, 337015), (882, 288870), (945, 269612), (980, 259983), (1260, 202209), (1323, 192580), (1470, 173322), (1764, 144435), (1890, 134806), (2205, 115548), (2646, 96290), (2940, 86661), (3780, 67403), (4410, 57774), (5292, 48145), (6615, 38516), (8820, 28887), (9629, 26460), (13230, 19258)]