420131520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{145879}}^1$

素因数の和:145902

約数の個数: 84

約数和(自身を含む): 1445087280

約数和(自身を除く): 1024955760

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, 145879, 291758, 437637, 583516, 729395, 875274, 1167032, 1312911, 1458790, 1750548, 2188185, 2334064, 2625822, 2917580, 3501096, 4376370, 4668128, 5251644, 5835160, 6564555, 7002192, 8752740, 9336256, 10503288, 11670320, 13129110, 14004384, 17505480, 21006576, 23340640, 26258220, 28008768, 35010960, 42013152, 46681280, 52516440, 70021920, 84026304, 105032880, 140043840, 210065760, 420131520]

約数ペア:

[(1, 420131520), (2, 210065760), (3, 140043840), (4, 105032880), (5, 84026304), (6, 70021920), (8, 52516440), (9, 46681280), (10, 42013152), (12, 35010960), (15, 28008768), (16, 26258220), (18, 23340640), (20, 21006576), (24, 17505480), (30, 14004384), (32, 13129110), (36, 11670320), (40, 10503288), (45, 9336256), (48, 8752740), (60, 7002192), (64, 6564555), (72, 5835160), (80, 5251644), (90, 4668128), (96, 4376370), (120, 3501096), (144, 2917580), (160, 2625822), (180, 2334064), (192, 2188185), (240, 1750548), (288, 1458790), (320, 1312911), (360, 1167032), (480, 875274), (576, 729395), (720, 583516), (960, 437637), (1440, 291758), (2880, 145879)]