20151810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1103}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 62000640

約数和(自身を除く): 41848830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 58, 63, 70, 87, 90, 105, 126, 145, 174, 203, 210, 261, 290, 315, 406, 435, 522, 609, 630, 870, 1015, 1103, 1218, 1305, 1827, 2030, 2206, 2610, 3045, 3309, 3654, 5515, 6090, 6618, 7721, 9135, 9927, 11030, 15442, 16545, 18270, 19854, 23163, 31987, 33090, 38605, 46326, 49635, 63974, 69489, 77210, 95961, 99270, 115815, 138978, 159935, 191922, 223909, 231630, 287883, 319870, 347445, 447818, 479805, 575766, 671727, 694890, 959610, 1119545, 1343454, 1439415, 2015181, 2239090, 2878830, 3358635, 4030362, 6717270, 10075905, 20151810]

約数ペア:

[(1, 20151810), (2, 10075905), (3, 6717270), (5, 4030362), (6, 3358635), (7, 2878830), (9, 2239090), (10, 2015181), (14, 1439415), (15, 1343454), (18, 1119545), (21, 959610), (29, 694890), (30, 671727), (35, 575766), (42, 479805), (45, 447818), (58, 347445), (63, 319870), (70, 287883), (87, 231630), (90, 223909), (105, 191922), (126, 159935), (145, 138978), (174, 115815), (203, 99270), (210, 95961), (261, 77210), (290, 69489), (315, 63974), (406, 49635), (435, 46326), (522, 38605), (609, 33090), (630, 31987), (870, 23163), (1015, 19854), (1103, 18270), (1218, 16545), (1305, 15442), (1827, 11030), (2030, 9927), (2206, 9135), (2610, 7721), (3045, 6618), (3309, 6090), (3654, 5515)]