211270860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2927}}^1$

素因数の和:3343

約数の個数: 72

約数和(自身を含む): 642672576

約数和(自身を除く): 431401716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1604, 2005, 2406, 2927, 3609, 4010, 4812, 5854, 6015, 7218, 8020, 8781, 11708, 12030, 14436, 14635, 17562, 18045, 24060, 26343, 29270, 35124, 36090, 43905, 52686, 58540, 72180, 87810, 105372, 131715, 175620, 263430, 526860, 1173727, 2347454, 3521181, 4694908, 5868635, 7042362, 10563543, 11737270, 14084724, 17605905, 21127086, 23474540, 35211810, 42254172, 52817715, 70423620, 105635430, 211270860]

約数ペア:

[(1, 211270860), (2, 105635430), (3, 70423620), (4, 52817715), (5, 42254172), (6, 35211810), (9, 23474540), (10, 21127086), (12, 17605905), (15, 14084724), (18, 11737270), (20, 10563543), (30, 7042362), (36, 5868635), (45, 4694908), (60, 3521181), (90, 2347454), (180, 1173727), (401, 526860), (802, 263430), (1203, 175620), (1604, 131715), (2005, 105372), (2406, 87810), (2927, 72180), (3609, 58540), (4010, 52686), (4812, 43905), (5854, 36090), (6015, 35124), (7218, 29270), (8020, 26343), (8781, 24060), (11708, 18045), (12030, 17562), (14436, 14635)]