39918960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{18481}}^1$

素因数の和:18503

約数の個数: 80

約数和(自身を含む): 137506080

約数和(自身を除く): 97587120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 18481, 36962, 55443, 73924, 92405, 110886, 147848, 166329, 184810, 221772, 277215, 295696, 332658, 369620, 443544, 498987, 554430, 665316, 739240, 831645, 887088, 997974, 1108860, 1330632, 1478480, 1663290, 1995948, 2217720, 2494935, 2661264, 3326580, 3991896, 4435440, 4989870, 6653160, 7983792, 9979740, 13306320, 19959480, 39918960]

約数ペア:

[(1, 39918960), (2, 19959480), (3, 13306320), (4, 9979740), (5, 7983792), (6, 6653160), (8, 4989870), (9, 4435440), (10, 3991896), (12, 3326580), (15, 2661264), (16, 2494935), (18, 2217720), (20, 1995948), (24, 1663290), (27, 1478480), (30, 1330632), (36, 1108860), (40, 997974), (45, 887088), (48, 831645), (54, 739240), (60, 665316), (72, 554430), (80, 498987), (90, 443544), (108, 369620), (120, 332658), (135, 295696), (144, 277215), (180, 221772), (216, 184810), (240, 166329), (270, 147848), (360, 110886), (432, 92405), (540, 73924), (720, 55443), (1080, 36962), (2160, 18481)]