656719830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1481}}^1$

素因数の和:1886

約数の個数: 96

約数和(自身を含む): 1844912160

約数和(自身を除く): 1188192330

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 379, 390, 585, 758, 1137, 1170, 1481, 1895, 2274, 2962, 3411, 3790, 4443, 4927, 5685, 6822, 7405, 8886, 9854, 11370, 13329, 14781, 14810, 17055, 19253, 22215, 24635, 26658, 29562, 34110, 38506, 44343, 44430, 49270, 57759, 66645, 73905, 88686, 96265, 115518, 133290, 147810, 173277, 192530, 221715, 288795, 346554, 443430, 561299, 577590, 866385, 1122598, 1683897, 1732770, 2806495, 3367794, 5051691, 5612990, 7296887, 8419485, 10103382, 14593774, 16838970, 21890661, 25258455, 36484435, 43781322, 50516910, 65671983, 72968870, 109453305, 131343966, 218906610, 328359915, 656719830]

約数ペア:

[(1, 656719830), (2, 328359915), (3, 218906610), (5, 131343966), (6, 109453305), (9, 72968870), (10, 65671983), (13, 50516910), (15, 43781322), (18, 36484435), (26, 25258455), (30, 21890661), (39, 16838970), (45, 14593774), (65, 10103382), (78, 8419485), (90, 7296887), (117, 5612990), (130, 5051691), (195, 3367794), (234, 2806495), (379, 1732770), (390, 1683897), (585, 1122598), (758, 866385), (1137, 577590), (1170, 561299), (1481, 443430), (1895, 346554), (2274, 288795), (2962, 221715), (3411, 192530), (3790, 173277), (4443, 147810), (4927, 133290), (5685, 115518), (6822, 96265), (7405, 88686), (8886, 73905), (9854, 66645), (11370, 57759), (13329, 49270), (14781, 44430), (14810, 44343), (17055, 38506), (19253, 34110), (22215, 29562), (24635, 26658)]