15942640

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{83}}^1$

素因数の和:124

約数の個数: 100

約数和(自身を含む): 43762824

約数和(自身を除く): 27820184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 83, 98, 112, 140, 166, 196, 245, 280, 332, 343, 392, 415, 490, 560, 581, 664, 686, 784, 830, 980, 1162, 1328, 1372, 1660, 1715, 1960, 2324, 2401, 2744, 2905, 3320, 3430, 3920, 4067, 4648, 4802, 5488, 5810, 6640, 6860, 8134, 9296, 9604, 11620, 12005, 13720, 16268, 19208, 20335, 23240, 24010, 27440, 28469, 32536, 38416, 40670, 46480, 48020, 56938, 65072, 81340, 96040, 113876, 142345, 162680, 192080, 199283, 227752, 284690, 325360, 398566, 455504, 569380, 797132, 996415, 1138760, 1594264, 1992830, 2277520, 3188528, 3985660, 7971320, 15942640]

約数ペア:

[(1, 15942640), (2, 7971320), (4, 3985660), (5, 3188528), (7, 2277520), (8, 1992830), (10, 1594264), (14, 1138760), (16, 996415), (20, 797132), (28, 569380), (35, 455504), (40, 398566), (49, 325360), (56, 284690), (70, 227752), (80, 199283), (83, 192080), (98, 162680), (112, 142345), (140, 113876), (166, 96040), (196, 81340), (245, 65072), (280, 56938), (332, 48020), (343, 46480), (392, 40670), (415, 38416), (490, 32536), (560, 28469), (581, 27440), (664, 24010), (686, 23240), (784, 20335), (830, 19208), (980, 16268), (1162, 13720), (1328, 12005), (1372, 11620), (1660, 9604), (1715, 9296), (1960, 8134), (2324, 6860), (2401, 6640), (2744, 5810), (2905, 5488), (3320, 4802), (3430, 4648), (3920, 4067)]