201101220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1381}}^1$

素因数の和:2205

約数の個数: 72

約数和(自身を含む): 611203320

約数和(自身を除く): 410102100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 809, 1381, 1618, 2427, 2762, 3236, 4045, 4143, 4854, 5524, 6905, 7281, 8090, 8286, 9708, 12135, 12429, 13810, 14562, 16180, 16572, 20715, 24270, 24858, 27620, 29124, 36405, 41430, 48540, 49716, 62145, 72810, 82860, 124290, 145620, 248580, 1117229, 2234458, 3351687, 4468916, 5586145, 6703374, 10055061, 11172290, 13406748, 16758435, 20110122, 22344580, 33516870, 40220244, 50275305, 67033740, 100550610, 201101220]

約数ペア:

[(1, 201101220), (2, 100550610), (3, 67033740), (4, 50275305), (5, 40220244), (6, 33516870), (9, 22344580), (10, 20110122), (12, 16758435), (15, 13406748), (18, 11172290), (20, 10055061), (30, 6703374), (36, 5586145), (45, 4468916), (60, 3351687), (90, 2234458), (180, 1117229), (809, 248580), (1381, 145620), (1618, 124290), (2427, 82860), (2762, 72810), (3236, 62145), (4045, 49716), (4143, 48540), (4854, 41430), (5524, 36405), (6905, 29124), (7281, 27620), (8090, 24858), (8286, 24270), (9708, 20715), (12135, 16572), (12429, 16180), (13810, 14562)]