391273920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{135859}}^1$

素因数の和:135882

約数の個数: 84

約数和(自身を含む): 1345829160

約数和(自身を除く): 954555240

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, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 135859, 271718, 407577, 543436, 679295, 815154, 1086872, 1222731, 1358590, 1630308, 2037885, 2173744, 2445462, 2717180, 3260616, 4075770, 4347488, 4890924, 5434360, 6113655, 6521232, 8151540, 8694976, 9781848, 10868720, 12227310, 13042464, 16303080, 19563696, 21737440, 24454620, 26084928, 32606160, 39127392, 43474880, 48909240, 65212320, 78254784, 97818480, 130424640, 195636960, 391273920]

約数ペア:

[(1, 391273920), (2, 195636960), (3, 130424640), (4, 97818480), (5, 78254784), (6, 65212320), (8, 48909240), (9, 43474880), (10, 39127392), (12, 32606160), (15, 26084928), (16, 24454620), (18, 21737440), (20, 19563696), (24, 16303080), (30, 13042464), (32, 12227310), (36, 10868720), (40, 9781848), (45, 8694976), (48, 8151540), (60, 6521232), (64, 6113655), (72, 5434360), (80, 4890924), (90, 4347488), (96, 4075770), (120, 3260616), (144, 2717180), (160, 2445462), (180, 2173744), (192, 2037885), (240, 1630308), (288, 1358590), (320, 1222731), (360, 1086872), (480, 815154), (576, 679295), (720, 543436), (960, 407577), (1440, 271718), (2880, 135859)]