1255140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 4018560

約数和(自身を除く): 2763420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 367, 380, 570, 684, 734, 855, 1101, 1140, 1468, 1710, 1835, 2202, 3303, 3420, 3670, 4404, 5505, 6606, 6973, 7340, 11010, 13212, 13946, 16515, 20919, 22020, 27892, 33030, 34865, 41838, 62757, 66060, 69730, 83676, 104595, 125514, 139460, 209190, 251028, 313785, 418380, 627570, 1255140]

約数ペア:

[(1, 1255140), (2, 627570), (3, 418380), (4, 313785), (5, 251028), (6, 209190), (9, 139460), (10, 125514), (12, 104595), (15, 83676), (18, 69730), (19, 66060), (20, 62757), (30, 41838), (36, 34865), (38, 33030), (45, 27892), (57, 22020), (60, 20919), (76, 16515), (90, 13946), (95, 13212), (114, 11010), (171, 7340), (180, 6973), (190, 6606), (228, 5505), (285, 4404), (342, 3670), (367, 3420), (380, 3303), (570, 2202), (684, 1835), (734, 1710), (855, 1468), (1101, 1140)]