18172140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{883}}^1$

素因数の和:916

約数の個数: 96

約数和(自身を含む): 59404800

約数和(自身を除く): 41232660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 883, 980, 1029, 1372, 1470, 1715, 1766, 2058, 2649, 2940, 3430, 3532, 4116, 4415, 5145, 5298, 6181, 6860, 8830, 10290, 10596, 12362, 13245, 17660, 18543, 20580, 24724, 26490, 30905, 37086, 43267, 52980, 61810, 74172, 86534, 92715, 123620, 129801, 173068, 185430, 216335, 259602, 302869, 370860, 432670, 519204, 605738, 649005, 865340, 908607, 1211476, 1298010, 1514345, 1817214, 2596020, 3028690, 3634428, 4543035, 6057380, 9086070, 18172140]

約数ペア:

[(1, 18172140), (2, 9086070), (3, 6057380), (4, 4543035), (5, 3634428), (6, 3028690), (7, 2596020), (10, 1817214), (12, 1514345), (14, 1298010), (15, 1211476), (20, 908607), (21, 865340), (28, 649005), (30, 605738), (35, 519204), (42, 432670), (49, 370860), (60, 302869), (70, 259602), (84, 216335), (98, 185430), (105, 173068), (140, 129801), (147, 123620), (196, 92715), (210, 86534), (245, 74172), (294, 61810), (343, 52980), (420, 43267), (490, 37086), (588, 30905), (686, 26490), (735, 24724), (883, 20580), (980, 18543), (1029, 17660), (1372, 13245), (1470, 12362), (1715, 10596), (1766, 10290), (2058, 8830), (2649, 6860), (2940, 6181), (3430, 5298), (3532, 5145), (4116, 4415)]