390952016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 989936640

約数和(自身を除く): 598984624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 47, 52, 56, 58, 91, 94, 104, 112, 116, 182, 188, 197, 203, 208, 232, 329, 364, 376, 377, 394, 406, 464, 611, 658, 728, 752, 754, 788, 812, 1222, 1316, 1363, 1379, 1456, 1508, 1576, 1624, 2444, 2561, 2632, 2639, 2726, 2758, 3016, 3152, 3248, 4277, 4888, 5122, 5264, 5278, 5452, 5516, 5713, 6032, 8554, 9259, 9541, 9776, 10244, 10556, 10904, 11032, 11426, 17108, 17719, 17927, 18518, 19082, 20488, 21112, 21808, 22064, 22852, 34216, 35438, 35854, 37036, 38164, 39991, 40976, 42224, 45704, 64813, 68432, 70876, 71708, 74072, 74269, 76328, 79982, 91408, 120367, 124033, 129626, 141752, 143416, 148144, 148538, 152656, 159964, 240734, 248066, 259252, 268511, 283504, 286832, 297076, 319928, 481468, 496132, 518504, 519883, 537022, 594152, 639856, 842569, 962936, 992264, 1037008, 1039766, 1074044, 1188304, 1685138, 1879577, 1925872, 1984528, 2079532, 2148088, 3370276, 3490643, 3759154, 4159064, 4296176, 6740552, 6981286, 7518308, 8318128, 13481104, 13962572, 15036616, 24434501, 27925144, 30073232, 48869002, 55850288, 97738004, 195476008, 390952016]

約数ペア:

[(1, 390952016), (2, 195476008), (4, 97738004), (7, 55850288), (8, 48869002), (13, 30073232), (14, 27925144), (16, 24434501), (26, 15036616), (28, 13962572), (29, 13481104), (47, 8318128), (52, 7518308), (56, 6981286), (58, 6740552), (91, 4296176), (94, 4159064), (104, 3759154), (112, 3490643), (116, 3370276), (182, 2148088), (188, 2079532), (197, 1984528), (203, 1925872), (208, 1879577), (232, 1685138), (329, 1188304), (364, 1074044), (376, 1039766), (377, 1037008), (394, 992264), (406, 962936), (464, 842569), (611, 639856), (658, 594152), (728, 537022), (752, 519883), (754, 518504), (788, 496132), (812, 481468), (1222, 319928), (1316, 297076), (1363, 286832), (1379, 283504), (1456, 268511), (1508, 259252), (1576, 248066), (1624, 240734), (2444, 159964), (2561, 152656), (2632, 148538), (2639, 148144), (2726, 143416), (2758, 141752), (3016, 129626), (3152, 124033), (3248, 120367), (4277, 91408), (4888, 79982), (5122, 76328), (5264, 74269), (5278, 74072), (5452, 71708), (5516, 70876), (5713, 68432), (6032, 64813), (8554, 45704), (9259, 42224), (9541, 40976), (9776, 39991), (10244, 38164), (10556, 37036), (10904, 35854), (11032, 35438), (11426, 34216), (17108, 22852), (17719, 22064), (17927, 21808), (18518, 21112), (19082, 20488)]