18777060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1429}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 57777720

約数和(自身を除く): 39000660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1429, 1460, 2190, 2628, 2858, 3285, 4287, 4380, 5716, 6570, 7145, 8574, 12861, 13140, 14290, 17148, 21435, 25722, 28580, 42870, 51444, 64305, 85740, 104317, 128610, 208634, 257220, 312951, 417268, 521585, 625902, 938853, 1043170, 1251804, 1564755, 1877706, 2086340, 3129510, 3755412, 4694265, 6259020, 9388530, 18777060]

約数ペア:

[(1, 18777060), (2, 9388530), (3, 6259020), (4, 4694265), (5, 3755412), (6, 3129510), (9, 2086340), (10, 1877706), (12, 1564755), (15, 1251804), (18, 1043170), (20, 938853), (30, 625902), (36, 521585), (45, 417268), (60, 312951), (73, 257220), (90, 208634), (146, 128610), (180, 104317), (219, 85740), (292, 64305), (365, 51444), (438, 42870), (657, 28580), (730, 25722), (876, 21435), (1095, 17148), (1314, 14290), (1429, 13140), (1460, 12861), (2190, 8574), (2628, 7145), (2858, 6570), (3285, 5716), (4287, 4380)]