1279347840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{222109}}^1$

素因数の和:222134

約数の個数: 96

約数和(自身を含む): 4417767900

約数和(自身を除く): 3138420060

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, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 222109, 444218, 666327, 888436, 1110545, 1332654, 1776872, 1998981, 2221090, 2665308, 3331635, 3553744, 3997962, 4442180, 5330616, 6663270, 7107488, 7995924, 8884360, 9994905, 10661232, 13326540, 14214976, 15991848, 17768720, 19989810, 21322464, 26653080, 28429952, 31983696, 35537440, 39979620, 42644928, 53306160, 63967392, 71074880, 79959240, 85289856, 106612320, 127934784, 142149760, 159918480, 213224640, 255869568, 319836960, 426449280, 639673920, 1279347840]

約数ペア:

[(1, 1279347840), (2, 639673920), (3, 426449280), (4, 319836960), (5, 255869568), (6, 213224640), (8, 159918480), (9, 142149760), (10, 127934784), (12, 106612320), (15, 85289856), (16, 79959240), (18, 71074880), (20, 63967392), (24, 53306160), (30, 42644928), (32, 39979620), (36, 35537440), (40, 31983696), (45, 28429952), (48, 26653080), (60, 21322464), (64, 19989810), (72, 17768720), (80, 15991848), (90, 14214976), (96, 13326540), (120, 10661232), (128, 9994905), (144, 8884360), (160, 7995924), (180, 7107488), (192, 6663270), (240, 5330616), (288, 4442180), (320, 3997962), (360, 3553744), (384, 3331635), (480, 2665308), (576, 2221090), (640, 1998981), (720, 1776872), (960, 1332654), (1152, 1110545), (1440, 888436), (1920, 666327), (2880, 444218), (5760, 222109)]