18877920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{587}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 60455808

約数和(自身を除く): 41577888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 67, 80, 96, 120, 134, 160, 201, 240, 268, 335, 402, 480, 536, 587, 670, 804, 1005, 1072, 1174, 1340, 1608, 1761, 2010, 2144, 2348, 2680, 2935, 3216, 3522, 4020, 4696, 5360, 5870, 6432, 7044, 8040, 8805, 9392, 10720, 11740, 14088, 16080, 17610, 18784, 23480, 28176, 32160, 35220, 39329, 46960, 56352, 70440, 78658, 93920, 117987, 140880, 157316, 196645, 235974, 281760, 314632, 393290, 471948, 589935, 629264, 786580, 943896, 1179870, 1258528, 1573160, 1887792, 2359740, 3146320, 3775584, 4719480, 6292640, 9438960, 18877920]

約数ペア:

[(1, 18877920), (2, 9438960), (3, 6292640), (4, 4719480), (5, 3775584), (6, 3146320), (8, 2359740), (10, 1887792), (12, 1573160), (15, 1258528), (16, 1179870), (20, 943896), (24, 786580), (30, 629264), (32, 589935), (40, 471948), (48, 393290), (60, 314632), (67, 281760), (80, 235974), (96, 196645), (120, 157316), (134, 140880), (160, 117987), (201, 93920), (240, 78658), (268, 70440), (335, 56352), (402, 46960), (480, 39329), (536, 35220), (587, 32160), (670, 28176), (804, 23480), (1005, 18784), (1072, 17610), (1174, 16080), (1340, 14088), (1608, 11740), (1761, 10720), (2010, 9392), (2144, 8805), (2348, 8040), (2680, 7044), (2935, 6432), (3216, 5870), (3522, 5360), (4020, 4696)]