290235564

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2011}}^1$

素因数の和:2251

約数の個数: 72

約数和(自身を含む): 776310080

約数和(自身を除く): 486074516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 211, 228, 342, 422, 633, 684, 844, 1266, 1899, 2011, 2532, 3798, 4009, 4022, 6033, 7596, 8018, 8044, 12027, 12066, 16036, 18099, 24054, 24132, 36081, 36198, 38209, 48108, 72162, 72396, 76418, 114627, 144324, 152836, 229254, 343881, 424321, 458508, 687762, 848642, 1272963, 1375524, 1697284, 2545926, 3818889, 5091852, 7637778, 8062099, 15275556, 16124198, 24186297, 32248396, 48372594, 72558891, 96745188, 145117782, 290235564]

約数ペア:

[(1, 290235564), (2, 145117782), (3, 96745188), (4, 72558891), (6, 48372594), (9, 32248396), (12, 24186297), (18, 16124198), (19, 15275556), (36, 8062099), (38, 7637778), (57, 5091852), (76, 3818889), (114, 2545926), (171, 1697284), (211, 1375524), (228, 1272963), (342, 848642), (422, 687762), (633, 458508), (684, 424321), (844, 343881), (1266, 229254), (1899, 152836), (2011, 144324), (2532, 114627), (3798, 76418), (4009, 72396), (4022, 72162), (6033, 48108), (7596, 38209), (8018, 36198), (8044, 36081), (12027, 24132), (12066, 24054), (16036, 18099)]