178460280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1$

素因数の和:1278

約数の個数: 128

約数和(自身を含む): 599400000

約数和(自身を除く): 420939720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 149, 180, 216, 270, 298, 360, 447, 540, 596, 745, 894, 1080, 1109, 1192, 1341, 1490, 1788, 2218, 2235, 2682, 2980, 3327, 3576, 4023, 4436, 4470, 5364, 5545, 5960, 6654, 6705, 8046, 8872, 8940, 9981, 10728, 11090, 13308, 13410, 16092, 16635, 17880, 19962, 20115, 22180, 26616, 26820, 29943, 32184, 33270, 39924, 40230, 44360, 49905, 53640, 59886, 66540, 79848, 80460, 99810, 119772, 133080, 149715, 160920, 165241, 199620, 239544, 299430, 330482, 399240, 495723, 598860, 660964, 826205, 991446, 1197720, 1321928, 1487169, 1652410, 1982892, 2478615, 2974338, 3304820, 3965784, 4461507, 4957230, 5948676, 6609640, 7435845, 8923014, 9914460, 11897352, 14871690, 17846028, 19828920, 22307535, 29743380, 35692056, 44615070, 59486760, 89230140, 178460280]

約数ペア:

[(1, 178460280), (2, 89230140), (3, 59486760), (4, 44615070), (5, 35692056), (6, 29743380), (8, 22307535), (9, 19828920), (10, 17846028), (12, 14871690), (15, 11897352), (18, 9914460), (20, 8923014), (24, 7435845), (27, 6609640), (30, 5948676), (36, 4957230), (40, 4461507), (45, 3965784), (54, 3304820), (60, 2974338), (72, 2478615), (90, 1982892), (108, 1652410), (120, 1487169), (135, 1321928), (149, 1197720), (180, 991446), (216, 826205), (270, 660964), (298, 598860), (360, 495723), (447, 399240), (540, 330482), (596, 299430), (745, 239544), (894, 199620), (1080, 165241), (1109, 160920), (1192, 149715), (1341, 133080), (1490, 119772), (1788, 99810), (2218, 80460), (2235, 79848), (2682, 66540), (2980, 59886), (3327, 53640), (3576, 49905), (4023, 44360), (4436, 40230), (4470, 39924), (5364, 33270), (5545, 32184), (5960, 29943), (6654, 26820), (6705, 26616), (8046, 22180), (8872, 20115), (8940, 19962), (9981, 17880), (10728, 16635), (11090, 16092), (13308, 13410)]