1628885048

素因数分解:

$2^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 3792000000

約数和(自身を除く): 2163114952

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 157, 196, 199, 266, 314, 343, 392, 398, 532, 628, 686, 796, 931, 1064, 1099, 1256, 1372, 1393, 1592, 1862, 2198, 2744, 2786, 2983, 3724, 3781, 4396, 5572, 5966, 6517, 7448, 7562, 7693, 8792, 9751, 11144, 11932, 13034, 15124, 15386, 19502, 20881, 23864, 26068, 26467, 30248, 30772, 31243, 39004, 41762, 52136, 52934, 53851, 61544, 62486, 68257, 78008, 83524, 105868, 107702, 124972, 136514, 146167, 167048, 185269, 211736, 215404, 218701, 249944, 273028, 292334, 370538, 430808, 437402, 546056, 584668, 593617, 741076, 874804, 1023169, 1169336, 1187234, 1296883, 1482152, 1530907, 1749608, 2046338, 2374468, 2593766, 3061814, 4092676, 4155319, 4748936, 5187532, 6123628, 8185352, 8310638, 10375064, 10716349, 12247256, 16621276, 21432698, 29087233, 33242552, 42865396, 58174466, 85730792, 116348932, 203610631, 232697864, 407221262, 814442524, 1628885048]

約数ペア:

[(1, 1628885048), (2, 814442524), (4, 407221262), (7, 232697864), (8, 203610631), (14, 116348932), (19, 85730792), (28, 58174466), (38, 42865396), (49, 33242552), (56, 29087233), (76, 21432698), (98, 16621276), (133, 12247256), (152, 10716349), (157, 10375064), (196, 8310638), (199, 8185352), (266, 6123628), (314, 5187532), (343, 4748936), (392, 4155319), (398, 4092676), (532, 3061814), (628, 2593766), (686, 2374468), (796, 2046338), (931, 1749608), (1064, 1530907), (1099, 1482152), (1256, 1296883), (1372, 1187234), (1393, 1169336), (1592, 1023169), (1862, 874804), (2198, 741076), (2744, 593617), (2786, 584668), (2983, 546056), (3724, 437402), (3781, 430808), (4396, 370538), (5572, 292334), (5966, 273028), (6517, 249944), (7448, 218701), (7562, 215404), (7693, 211736), (8792, 185269), (9751, 167048), (11144, 146167), (11932, 136514), (13034, 124972), (15124, 107702), (15386, 105868), (19502, 83524), (20881, 78008), (23864, 68257), (26068, 62486), (26467, 61544), (30248, 53851), (30772, 52934), (31243, 52136), (39004, 41762)]