1997037720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1849109}}^1$

素因数の和:1849129

約数の個数: 64

約数和(自身を含む): 6656796000

約数和(自身を除く): 4659758280

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, 1849109, 3698218, 5547327, 7396436, 9245545, 11094654, 14792872, 16641981, 18491090, 22189308, 27736635, 33283962, 36982180, 44378616, 49925943, 55473270, 66567924, 73964360, 83209905, 99851886, 110946540, 133135848, 166419810, 199703772, 221893080, 249629715, 332839620, 399407544, 499259430, 665679240, 998518860, 1997037720]

約数ペア:

[(1, 1997037720), (2, 998518860), (3, 665679240), (4, 499259430), (5, 399407544), (6, 332839620), (8, 249629715), (9, 221893080), (10, 199703772), (12, 166419810), (15, 133135848), (18, 110946540), (20, 99851886), (24, 83209905), (27, 73964360), (30, 66567924), (36, 55473270), (40, 49925943), (45, 44378616), (54, 36982180), (60, 33283962), (72, 27736635), (90, 22189308), (108, 18491090), (120, 16641981), (135, 14792872), (180, 11094654), (216, 9245545), (270, 7396436), (360, 5547327), (540, 3698218), (1080, 1849109)]