28972860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{683}}^1$

素因数の和:803

約数の個数: 96

約数和(自身を含む): 93768192

約数和(自身を除く): 64795332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 202, 210, 303, 404, 420, 505, 606, 683, 707, 1010, 1212, 1366, 1414, 1515, 2020, 2049, 2121, 2732, 2828, 3030, 3415, 3535, 4098, 4242, 4781, 6060, 6830, 7070, 8196, 8484, 9562, 10245, 10605, 13660, 14140, 14343, 19124, 20490, 21210, 23905, 28686, 40980, 42420, 47810, 57372, 68983, 71715, 95620, 137966, 143430, 206949, 275932, 286860, 344915, 413898, 482881, 689830, 827796, 965762, 1034745, 1379660, 1448643, 1931524, 2069490, 2414405, 2897286, 4138980, 4828810, 5794572, 7243215, 9657620, 14486430, 28972860]

約数ペア:

[(1, 28972860), (2, 14486430), (3, 9657620), (4, 7243215), (5, 5794572), (6, 4828810), (7, 4138980), (10, 2897286), (12, 2414405), (14, 2069490), (15, 1931524), (20, 1448643), (21, 1379660), (28, 1034745), (30, 965762), (35, 827796), (42, 689830), (60, 482881), (70, 413898), (84, 344915), (101, 286860), (105, 275932), (140, 206949), (202, 143430), (210, 137966), (303, 95620), (404, 71715), (420, 68983), (505, 57372), (606, 47810), (683, 42420), (707, 40980), (1010, 28686), (1212, 23905), (1366, 21210), (1414, 20490), (1515, 19124), (2020, 14343), (2049, 14140), (2121, 13660), (2732, 10605), (2828, 10245), (3030, 9562), (3415, 8484), (3535, 8196), (4098, 7070), (4242, 6830), (4781, 6060)]