28833420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^2$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 101945088

約数和(自身を除く): 73111668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 79, 84, 105, 110, 132, 140, 154, 158, 165, 210, 220, 231, 237, 308, 316, 330, 385, 395, 420, 462, 474, 553, 660, 770, 790, 869, 924, 948, 1106, 1155, 1185, 1540, 1580, 1659, 1738, 2212, 2310, 2370, 2607, 2765, 3318, 3476, 4345, 4620, 4740, 5214, 5530, 6083, 6241, 6636, 8295, 8690, 10428, 11060, 12166, 12482, 13035, 16590, 17380, 18249, 18723, 24332, 24964, 26070, 30415, 31205, 33180, 36498, 37446, 43687, 52140, 60830, 62410, 68651, 72996, 74892, 87374, 91245, 93615, 121660, 124820, 131061, 137302, 174748, 182490, 187230, 205953, 218435, 262122, 274604, 343255, 364980, 374460, 411906, 436870, 480557, 524244, 655305, 686510, 823812, 873740, 961114, 1029765, 1310610, 1373020, 1441671, 1922228, 2059530, 2402785, 2621220, 2883342, 4119060, 4805570, 5766684, 7208355, 9611140, 14416710, 28833420]

約数ペア:

[(1, 28833420), (2, 14416710), (3, 9611140), (4, 7208355), (5, 5766684), (6, 4805570), (7, 4119060), (10, 2883342), (11, 2621220), (12, 2402785), (14, 2059530), (15, 1922228), (20, 1441671), (21, 1373020), (22, 1310610), (28, 1029765), (30, 961114), (33, 873740), (35, 823812), (42, 686510), (44, 655305), (55, 524244), (60, 480557), (66, 436870), (70, 411906), (77, 374460), (79, 364980), (84, 343255), (105, 274604), (110, 262122), (132, 218435), (140, 205953), (154, 187230), (158, 182490), (165, 174748), (210, 137302), (220, 131061), (231, 124820), (237, 121660), (308, 93615), (316, 91245), (330, 87374), (385, 74892), (395, 72996), (420, 68651), (462, 62410), (474, 60830), (553, 52140), (660, 43687), (770, 37446), (790, 36498), (869, 33180), (924, 31205), (948, 30415), (1106, 26070), (1155, 24964), (1185, 24332), (1540, 18723), (1580, 18249), (1659, 17380), (1738, 16590), (2212, 13035), (2310, 12482), (2370, 12166), (2607, 11060), (2765, 10428), (3318, 8690), (3476, 8295), (4345, 6636), (4620, 6241), (4740, 6083), (5214, 5530)]