1947439728

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1944

約数の個数: 180

約数和(自身を含む): 6042108072

約数和(自身を除く): 4094668344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 43, 48, 52, 72, 78, 86, 104, 117, 129, 144, 156, 169, 172, 208, 234, 258, 312, 338, 344, 387, 468, 507, 516, 559, 624, 676, 688, 774, 936, 1014, 1032, 1118, 1352, 1521, 1548, 1677, 1861, 1872, 2028, 2064, 2236, 2704, 3042, 3096, 3354, 3722, 4056, 4472, 5031, 5583, 6084, 6192, 6708, 7267, 7444, 8112, 8944, 10062, 11166, 12168, 13416, 14534, 14888, 16749, 20124, 21801, 22332, 24193, 24336, 26832, 29068, 29776, 33498, 40248, 43602, 44664, 48386, 58136, 65403, 66996, 72579, 80023, 80496, 87204, 89328, 96772, 116272, 130806, 133992, 145158, 160046, 174408, 193544, 217737, 240069, 261612, 267984, 290316, 314509, 320092, 348816, 387088, 435474, 480138, 523224, 580632, 629018, 640184, 720207, 870948, 943527, 960276, 1040299, 1046448, 1161264, 1258036, 1280368, 1440414, 1741896, 1887054, 1920552, 2080598, 2516072, 2830581, 2880828, 3120897, 3483792, 3774108, 3841104, 4161196, 5032144, 5661162, 5761656, 6241794, 7548216, 8322392, 9362691, 11322324, 11523312, 12483588, 13523887, 15096432, 16644784, 18725382, 22644648, 24967176, 27047774, 37450764, 40571661, 45289296, 49934352, 54095548, 74901528, 81143322, 108191096, 121714983, 149803056, 162286644, 216382192, 243429966, 324573288, 486859932, 649146576, 973719864, 1947439728]

約数ペア:

[(1, 1947439728), (2, 973719864), (3, 649146576), (4, 486859932), (6, 324573288), (8, 243429966), (9, 216382192), (12, 162286644), (13, 149803056), (16, 121714983), (18, 108191096), (24, 81143322), (26, 74901528), (36, 54095548), (39, 49934352), (43, 45289296), (48, 40571661), (52, 37450764), (72, 27047774), (78, 24967176), (86, 22644648), (104, 18725382), (117, 16644784), (129, 15096432), (144, 13523887), (156, 12483588), (169, 11523312), (172, 11322324), (208, 9362691), (234, 8322392), (258, 7548216), (312, 6241794), (338, 5761656), (344, 5661162), (387, 5032144), (468, 4161196), (507, 3841104), (516, 3774108), (559, 3483792), (624, 3120897), (676, 2880828), (688, 2830581), (774, 2516072), (936, 2080598), (1014, 1920552), (1032, 1887054), (1118, 1741896), (1352, 1440414), (1521, 1280368), (1548, 1258036), (1677, 1161264), (1861, 1046448), (1872, 1040299), (2028, 960276), (2064, 943527), (2236, 870948), (2704, 720207), (3042, 640184), (3096, 629018), (3354, 580632), (3722, 523224), (4056, 480138), (4472, 435474), (5031, 387088), (5583, 348816), (6084, 320092), (6192, 314509), (6708, 290316), (7267, 267984), (7444, 261612), (8112, 240069), (8944, 217737), (10062, 193544), (11166, 174408), (12168, 160046), (13416, 145158), (14534, 133992), (14888, 130806), (16749, 116272), (20124, 96772), (21801, 89328), (22332, 87204), (24193, 80496), (24336, 80023), (26832, 72579), (29068, 66996), (29776, 65403), (33498, 58136), (40248, 48386), (43602, 44664)]