279302640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:567

約数の個数: 160

約数和(自身を含む): 903799296

約数和(自身を除く): 624496656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 71, 74, 80, 111, 120, 142, 148, 185, 213, 222, 240, 284, 296, 355, 370, 426, 443, 444, 555, 568, 592, 710, 740, 852, 886, 888, 1065, 1110, 1136, 1329, 1420, 1480, 1704, 1772, 1776, 2130, 2215, 2220, 2627, 2658, 2840, 2960, 3408, 3544, 4260, 4430, 4440, 5254, 5316, 5680, 6645, 7088, 7881, 8520, 8860, 8880, 10508, 10632, 13135, 13290, 15762, 16391, 17040, 17720, 21016, 21264, 26270, 26580, 31453, 31524, 32782, 35440, 39405, 42032, 49173, 52540, 53160, 62906, 63048, 65564, 78810, 81955, 94359, 98346, 105080, 106320, 125812, 126096, 131128, 157265, 157620, 163910, 188718, 196692, 210160, 245865, 251624, 262256, 314530, 315240, 327820, 377436, 393384, 471795, 491730, 503248, 629060, 630480, 655640, 754872, 786768, 943590, 983460, 1163761, 1258120, 1311280, 1509744, 1887180, 1966920, 2327522, 2516240, 3491283, 3774360, 3933840, 4655044, 5818805, 6982566, 7548720, 9310088, 11637610, 13965132, 17456415, 18620176, 23275220, 27930264, 34912830, 46550440, 55860528, 69825660, 93100880, 139651320, 279302640]

約数ペア:

[(1, 279302640), (2, 139651320), (3, 93100880), (4, 69825660), (5, 55860528), (6, 46550440), (8, 34912830), (10, 27930264), (12, 23275220), (15, 18620176), (16, 17456415), (20, 13965132), (24, 11637610), (30, 9310088), (37, 7548720), (40, 6982566), (48, 5818805), (60, 4655044), (71, 3933840), (74, 3774360), (80, 3491283), (111, 2516240), (120, 2327522), (142, 1966920), (148, 1887180), (185, 1509744), (213, 1311280), (222, 1258120), (240, 1163761), (284, 983460), (296, 943590), (355, 786768), (370, 754872), (426, 655640), (443, 630480), (444, 629060), (555, 503248), (568, 491730), (592, 471795), (710, 393384), (740, 377436), (852, 327820), (886, 315240), (888, 314530), (1065, 262256), (1110, 251624), (1136, 245865), (1329, 210160), (1420, 196692), (1480, 188718), (1704, 163910), (1772, 157620), (1776, 157265), (2130, 131128), (2215, 126096), (2220, 125812), (2627, 106320), (2658, 105080), (2840, 98346), (2960, 94359), (3408, 81955), (3544, 78810), (4260, 65564), (4430, 63048), (4440, 62906), (5254, 53160), (5316, 52540), (5680, 49173), (6645, 42032), (7088, 39405), (7881, 35440), (8520, 32782), (8860, 31524), (8880, 31453), (10508, 26580), (10632, 26270), (13135, 21264), (13290, 21016), (15762, 17720), (16391, 17040)]