128213736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4861}}^1$

素因数の和:5034

約数の個数: 64

約数和(自身を含む): 368734080

約数和(自身を除く): 240520344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 942, 1099, 1256, 1884, 2198, 3297, 3768, 4396, 4861, 6594, 8792, 9722, 13188, 14583, 19444, 26376, 29166, 34027, 38888, 58332, 68054, 102081, 116664, 136108, 204162, 272216, 408324, 763177, 816648, 1526354, 2289531, 3052708, 4579062, 5342239, 6105416, 9158124, 10684478, 16026717, 18316248, 21368956, 32053434, 42737912, 64106868, 128213736]

約数ペア:

[(1, 128213736), (2, 64106868), (3, 42737912), (4, 32053434), (6, 21368956), (7, 18316248), (8, 16026717), (12, 10684478), (14, 9158124), (21, 6105416), (24, 5342239), (28, 4579062), (42, 3052708), (56, 2289531), (84, 1526354), (157, 816648), (168, 763177), (314, 408324), (471, 272216), (628, 204162), (942, 136108), (1099, 116664), (1256, 102081), (1884, 68054), (2198, 58332), (3297, 38888), (3768, 34027), (4396, 29166), (4861, 26376), (6594, 19444), (8792, 14583), (9722, 13188)]