627840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{109}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 2187900

約数和(自身を除く): 1560060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 109, 120, 128, 144, 160, 180, 192, 218, 240, 288, 320, 327, 360, 384, 436, 480, 545, 576, 640, 654, 720, 872, 960, 981, 1090, 1152, 1308, 1440, 1635, 1744, 1920, 1962, 2180, 2616, 2880, 3270, 3488, 3924, 4360, 4905, 5232, 5760, 6540, 6976, 7848, 8720, 9810, 10464, 13080, 13952, 15696, 17440, 19620, 20928, 26160, 31392, 34880, 39240, 41856, 52320, 62784, 69760, 78480, 104640, 125568, 156960, 209280, 313920, 627840]

約数ペア:

[(1, 627840), (2, 313920), (3, 209280), (4, 156960), (5, 125568), (6, 104640), (8, 78480), (9, 69760), (10, 62784), (12, 52320), (15, 41856), (16, 39240), (18, 34880), (20, 31392), (24, 26160), (30, 20928), (32, 19620), (36, 17440), (40, 15696), (45, 13952), (48, 13080), (60, 10464), (64, 9810), (72, 8720), (80, 7848), (90, 6976), (96, 6540), (109, 5760), (120, 5232), (128, 4905), (144, 4360), (160, 3924), (180, 3488), (192, 3270), (218, 2880), (240, 2616), (288, 2180), (320, 1962), (327, 1920), (360, 1744), (384, 1635), (436, 1440), (480, 1308), (545, 1152), (576, 1090), (640, 981), (654, 960), (720, 872)]