87406920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{242797}}^1$

素因数の和:242814

約数の個数: 48

約数和(自身を含む): 284073660

約数和(自身を除く): 196666740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 242797, 485594, 728391, 971188, 1213985, 1456782, 1942376, 2185173, 2427970, 2913564, 3641955, 4370346, 4855940, 5827128, 7283910, 8740692, 9711880, 10925865, 14567820, 17481384, 21851730, 29135640, 43703460, 87406920]

約数ペア:

[(1, 87406920), (2, 43703460), (3, 29135640), (4, 21851730), (5, 17481384), (6, 14567820), (8, 10925865), (9, 9711880), (10, 8740692), (12, 7283910), (15, 5827128), (18, 4855940), (20, 4370346), (24, 3641955), (30, 2913564), (36, 2427970), (40, 2185173), (45, 1942376), (60, 1456782), (72, 1213985), (90, 971188), (120, 728391), (180, 485594), (360, 242797)]