128461140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:643

約数の個数: 120

約数和(自身を含む): 406153440

約数和(自身を除く): 277692300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 179, 180, 270, 324, 358, 405, 443, 537, 540, 716, 810, 886, 895, 1074, 1329, 1611, 1620, 1772, 1790, 2148, 2215, 2658, 2685, 3222, 3580, 3987, 4430, 4833, 5316, 5370, 6444, 6645, 7974, 8055, 8860, 9666, 10740, 11961, 13290, 14499, 15948, 16110, 19332, 19935, 23922, 24165, 26580, 28998, 32220, 35883, 39870, 47844, 48330, 57996, 59805, 71766, 72495, 79297, 79740, 96660, 119610, 143532, 144990, 158594, 179415, 237891, 239220, 289980, 317188, 358830, 396485, 475782, 713673, 717660, 792970, 951564, 1189455, 1427346, 1585940, 2141019, 2378910, 2854692, 3568365, 4282038, 4757820, 6423057, 7136730, 8564076, 10705095, 12846114, 14273460, 21410190, 25692228, 32115285, 42820380, 64230570, 128461140]

約数ペア:

[(1, 128461140), (2, 64230570), (3, 42820380), (4, 32115285), (5, 25692228), (6, 21410190), (9, 14273460), (10, 12846114), (12, 10705095), (15, 8564076), (18, 7136730), (20, 6423057), (27, 4757820), (30, 4282038), (36, 3568365), (45, 2854692), (54, 2378910), (60, 2141019), (81, 1585940), (90, 1427346), (108, 1189455), (135, 951564), (162, 792970), (179, 717660), (180, 713673), (270, 475782), (324, 396485), (358, 358830), (405, 317188), (443, 289980), (537, 239220), (540, 237891), (716, 179415), (810, 158594), (886, 144990), (895, 143532), (1074, 119610), (1329, 96660), (1611, 79740), (1620, 79297), (1772, 72495), (1790, 71766), (2148, 59805), (2215, 57996), (2658, 48330), (2685, 47844), (3222, 39870), (3580, 35883), (3987, 32220), (4430, 28998), (4833, 26580), (5316, 24165), (5370, 23922), (6444, 19935), (6645, 19332), (7974, 16110), (8055, 15948), (8860, 14499), (9666, 13290), (10740, 11961)]