138572040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1747}}^1$

素因数の和:2422

約数の個数: 64

約数和(自身を含む): 416583360

約数和(自身を除く): 278011320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 661, 1322, 1747, 1983, 2644, 3305, 3494, 3966, 5241, 5288, 6610, 6988, 7932, 8735, 9915, 10482, 13220, 13976, 15864, 17470, 19830, 20964, 26205, 26440, 34940, 39660, 41928, 52410, 69880, 79320, 104820, 209640, 1154767, 2309534, 3464301, 4619068, 5773835, 6928602, 9238136, 11547670, 13857204, 17321505, 23095340, 27714408, 34643010, 46190680, 69286020, 138572040]

約数ペア:

[(1, 138572040), (2, 69286020), (3, 46190680), (4, 34643010), (5, 27714408), (6, 23095340), (8, 17321505), (10, 13857204), (12, 11547670), (15, 9238136), (20, 6928602), (24, 5773835), (30, 4619068), (40, 3464301), (60, 2309534), (120, 1154767), (661, 209640), (1322, 104820), (1747, 79320), (1983, 69880), (2644, 52410), (3305, 41928), (3494, 39660), (3966, 34940), (5241, 26440), (5288, 26205), (6610, 20964), (6988, 19830), (7932, 17470), (8735, 15864), (9915, 13976), (10482, 13220)]