1340412660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{20743}}^1$

素因数の和:21117

約数の個数: 72

約数和(自身を含む): 4077440640

約数和(自身を除く): 2737027980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 359, 718, 1077, 1436, 1795, 2154, 3231, 3590, 4308, 5385, 6462, 7180, 10770, 12924, 16155, 20743, 21540, 32310, 41486, 62229, 64620, 82972, 103715, 124458, 186687, 207430, 248916, 311145, 373374, 414860, 622290, 746748, 933435, 1244580, 1866870, 3733740, 7446737, 14893474, 22340211, 29786948, 37233685, 44680422, 67020633, 74467370, 89360844, 111701055, 134041266, 148934740, 223402110, 268082532, 335103165, 446804220, 670206330, 1340412660]

約数ペア:

[(1, 1340412660), (2, 670206330), (3, 446804220), (4, 335103165), (5, 268082532), (6, 223402110), (9, 148934740), (10, 134041266), (12, 111701055), (15, 89360844), (18, 74467370), (20, 67020633), (30, 44680422), (36, 37233685), (45, 29786948), (60, 22340211), (90, 14893474), (180, 7446737), (359, 3733740), (718, 1866870), (1077, 1244580), (1436, 933435), (1795, 746748), (2154, 622290), (3231, 414860), (3590, 373374), (4308, 311145), (5385, 248916), (6462, 207430), (7180, 186687), (10770, 124458), (12924, 103715), (16155, 82972), (20743, 64620), (21540, 62229), (32310, 41486)]