641560344

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 1733529600

約数和(自身を除く): 1091969256

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 43, 46, 69, 86, 92, 129, 138, 151, 172, 179, 184, 258, 276, 302, 344, 358, 453, 516, 537, 552, 604, 716, 906, 989, 1032, 1074, 1208, 1432, 1812, 1978, 2148, 2967, 3473, 3624, 3956, 4117, 4296, 5934, 6493, 6946, 7697, 7912, 8234, 10419, 11868, 12351, 12986, 13892, 15394, 16468, 19479, 20838, 23091, 23736, 24702, 25972, 27029, 27784, 30788, 32936, 38958, 41676, 46182, 49404, 51944, 54058, 61576, 77916, 81087, 83352, 92364, 98808, 108116, 149339, 155832, 162174, 177031, 184728, 216232, 298678, 324348, 354062, 448017, 531093, 597356, 621667, 648696, 708124, 896034, 1062186, 1162247, 1194712, 1243334, 1416248, 1792068, 1865001, 2124372, 2324494, 2486668, 3486741, 3584136, 3730002, 4248744, 4648988, 4973336, 6973482, 7460004, 9297976, 13946964, 14920008, 26731681, 27893928, 53463362, 80195043, 106926724, 160390086, 213853448, 320780172, 641560344]

約数ペア:

[(1, 641560344), (2, 320780172), (3, 213853448), (4, 160390086), (6, 106926724), (8, 80195043), (12, 53463362), (23, 27893928), (24, 26731681), (43, 14920008), (46, 13946964), (69, 9297976), (86, 7460004), (92, 6973482), (129, 4973336), (138, 4648988), (151, 4248744), (172, 3730002), (179, 3584136), (184, 3486741), (258, 2486668), (276, 2324494), (302, 2124372), (344, 1865001), (358, 1792068), (453, 1416248), (516, 1243334), (537, 1194712), (552, 1162247), (604, 1062186), (716, 896034), (906, 708124), (989, 648696), (1032, 621667), (1074, 597356), (1208, 531093), (1432, 448017), (1812, 354062), (1978, 324348), (2148, 298678), (2967, 216232), (3473, 184728), (3624, 177031), (3956, 162174), (4117, 155832), (4296, 149339), (5934, 108116), (6493, 98808), (6946, 92364), (7697, 83352), (7912, 81087), (8234, 77916), (10419, 61576), (11868, 54058), (12351, 51944), (12986, 49404), (13892, 46182), (15394, 41676), (16468, 38958), (19479, 32936), (20838, 30788), (23091, 27784), (23736, 27029), (24702, 25972)]