641967984

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4937}}^1$

素因数の和:5004

約数の個数: 160

約数和(自身を含む): 2155338240

約数和(自身を除く): 1513370256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 43, 48, 54, 56, 63, 72, 84, 86, 108, 112, 126, 129, 144, 168, 172, 189, 216, 252, 258, 301, 336, 344, 378, 387, 432, 504, 516, 602, 688, 756, 774, 903, 1008, 1032, 1161, 1204, 1512, 1548, 1806, 2064, 2322, 2408, 2709, 3024, 3096, 3612, 4644, 4816, 4937, 5418, 6192, 7224, 8127, 9288, 9874, 10836, 14448, 14811, 16254, 18576, 19748, 21672, 29622, 32508, 34559, 39496, 43344, 44433, 59244, 65016, 69118, 78992, 88866, 103677, 118488, 130032, 133299, 138236, 177732, 207354, 212291, 236976, 266598, 276472, 311031, 355464, 414708, 424582, 533196, 552944, 622062, 636873, 710928, 829416, 849164, 933093, 1066392, 1244124, 1273746, 1486037, 1658832, 1698328, 1866186, 1910619, 2132784, 2488248, 2547492, 2972074, 3396656, 3732372, 3821238, 4458111, 4976496, 5094984, 5731857, 5944148, 7464744, 7642476, 8916222, 10189968, 11463714, 11888296, 13374333, 14929488, 15284952, 17832444, 22927428, 23776592, 26748666, 30569904, 35664888, 40122999, 45854856, 53497332, 71329776, 80245998, 91709712, 106994664, 160491996, 213989328, 320983992, 641967984]

約数ペア:

[(1, 641967984), (2, 320983992), (3, 213989328), (4, 160491996), (6, 106994664), (7, 91709712), (8, 80245998), (9, 71329776), (12, 53497332), (14, 45854856), (16, 40122999), (18, 35664888), (21, 30569904), (24, 26748666), (27, 23776592), (28, 22927428), (36, 17832444), (42, 15284952), (43, 14929488), (48, 13374333), (54, 11888296), (56, 11463714), (63, 10189968), (72, 8916222), (84, 7642476), (86, 7464744), (108, 5944148), (112, 5731857), (126, 5094984), (129, 4976496), (144, 4458111), (168, 3821238), (172, 3732372), (189, 3396656), (216, 2972074), (252, 2547492), (258, 2488248), (301, 2132784), (336, 1910619), (344, 1866186), (378, 1698328), (387, 1658832), (432, 1486037), (504, 1273746), (516, 1244124), (602, 1066392), (688, 933093), (756, 849164), (774, 829416), (903, 710928), (1008, 636873), (1032, 622062), (1161, 552944), (1204, 533196), (1512, 424582), (1548, 414708), (1806, 355464), (2064, 311031), (2322, 276472), (2408, 266598), (2709, 236976), (3024, 212291), (3096, 207354), (3612, 177732), (4644, 138236), (4816, 133299), (4937, 130032), (5418, 118488), (6192, 103677), (7224, 88866), (8127, 78992), (9288, 69118), (9874, 65016), (10836, 59244), (14448, 44433), (14811, 43344), (16254, 39496), (18576, 34559), (19748, 32508), (21672, 29622)]