16204920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1627}}^1$

素因数の和:1724

約数の個数: 64

約数和(自身を含む): 49230720

約数和(自身を除く): 33025800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1627, 1660, 1992, 2490, 3254, 3320, 4881, 4980, 6508, 8135, 9762, 9960, 13016, 16270, 19524, 24405, 32540, 39048, 48810, 65080, 97620, 135041, 195240, 270082, 405123, 540164, 675205, 810246, 1080328, 1350410, 1620492, 2025615, 2700820, 3240984, 4051230, 5401640, 8102460, 16204920]

約数ペア:

[(1, 16204920), (2, 8102460), (3, 5401640), (4, 4051230), (5, 3240984), (6, 2700820), (8, 2025615), (10, 1620492), (12, 1350410), (15, 1080328), (20, 810246), (24, 675205), (30, 540164), (40, 405123), (60, 270082), (83, 195240), (120, 135041), (166, 97620), (249, 65080), (332, 48810), (415, 39048), (498, 32540), (664, 24405), (830, 19524), (996, 16270), (1245, 13016), (1627, 9960), (1660, 9762), (1992, 8135), (2490, 6508), (3254, 4980), (3320, 4881)]