66939480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61981}}^1$

素因数の和:62001

約数の個数: 64

約数和(自身を含む): 223135200

約数和(自身を除く): 156195720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 61981, 123962, 185943, 247924, 309905, 371886, 495848, 557829, 619810, 743772, 929715, 1115658, 1239620, 1487544, 1673487, 1859430, 2231316, 2479240, 2789145, 3346974, 3718860, 4462632, 5578290, 6693948, 7437720, 8367435, 11156580, 13387896, 16734870, 22313160, 33469740, 66939480]

約数ペア:

[(1, 66939480), (2, 33469740), (3, 22313160), (4, 16734870), (5, 13387896), (6, 11156580), (8, 8367435), (9, 7437720), (10, 6693948), (12, 5578290), (15, 4462632), (18, 3718860), (20, 3346974), (24, 2789145), (27, 2479240), (30, 2231316), (36, 1859430), (40, 1673487), (45, 1487544), (54, 1239620), (60, 1115658), (72, 929715), (90, 743772), (108, 619810), (120, 557829), (135, 495848), (180, 371886), (216, 309905), (270, 247924), (360, 185943), (540, 123962), (1080, 61981)]