1881150360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{19919}}^1$

素因数の和:20720

約数の個数: 64

約数和(自身を含む): 5650905600

約数和(自身を除く): 3769755240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 787, 1574, 2361, 3148, 3935, 4722, 6296, 7870, 9444, 11805, 15740, 18888, 19919, 23610, 31480, 39838, 47220, 59757, 79676, 94440, 99595, 119514, 159352, 199190, 239028, 298785, 398380, 478056, 597570, 796760, 1195140, 2390280, 15676253, 31352506, 47028759, 62705012, 78381265, 94057518, 125410024, 156762530, 188115036, 235143795, 313525060, 376230072, 470287590, 627050120, 940575180, 1881150360]

約数ペア:

[(1, 1881150360), (2, 940575180), (3, 627050120), (4, 470287590), (5, 376230072), (6, 313525060), (8, 235143795), (10, 188115036), (12, 156762530), (15, 125410024), (20, 94057518), (24, 78381265), (30, 62705012), (40, 47028759), (60, 31352506), (120, 15676253), (787, 2390280), (1574, 1195140), (2361, 796760), (3148, 597570), (3935, 478056), (4722, 398380), (6296, 298785), (7870, 239028), (9444, 199190), (11805, 159352), (15740, 119514), (18888, 99595), (19919, 94440), (23610, 79676), (31480, 59757), (39838, 47220)]