91886220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{809}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 279508320

約数和(自身を除く): 187622100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 631, 809, 1262, 1618, 1893, 2427, 2524, 3155, 3236, 3786, 4045, 4854, 5679, 6310, 7281, 7572, 8090, 9465, 9708, 11358, 12135, 12620, 14562, 16180, 18930, 22716, 24270, 28395, 29124, 36405, 37860, 48540, 56790, 72810, 113580, 145620, 510479, 1020958, 1531437, 2041916, 2552395, 3062874, 4594311, 5104790, 6125748, 7657185, 9188622, 10209580, 15314370, 18377244, 22971555, 30628740, 45943110, 91886220]

約数ペア:

[(1, 91886220), (2, 45943110), (3, 30628740), (4, 22971555), (5, 18377244), (6, 15314370), (9, 10209580), (10, 9188622), (12, 7657185), (15, 6125748), (18, 5104790), (20, 4594311), (30, 3062874), (36, 2552395), (45, 2041916), (60, 1531437), (90, 1020958), (180, 510479), (631, 145620), (809, 113580), (1262, 72810), (1618, 56790), (1893, 48540), (2427, 37860), (2524, 36405), (3155, 29124), (3236, 28395), (3786, 24270), (4045, 22716), (4854, 18930), (5679, 16180), (6310, 14562), (7281, 12620), (7572, 12135), (8090, 11358), (9465, 9708)]