640069248

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1409}}^1$

素因数の和:1459

約数の個数: 192

約数和(自身を含む): 2105524800

約数和(自身を除く): 1465455552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 169, 182, 192, 208, 224, 273, 312, 336, 338, 364, 384, 416, 448, 507, 546, 624, 672, 676, 728, 832, 896, 1014, 1092, 1183, 1248, 1344, 1352, 1409, 1456, 1664, 2028, 2184, 2366, 2496, 2688, 2704, 2818, 2912, 3549, 4056, 4227, 4368, 4732, 4992, 5408, 5636, 5824, 7098, 8112, 8454, 8736, 9464, 9863, 10816, 11272, 11648, 14196, 16224, 16908, 17472, 18317, 18928, 19726, 21632, 22544, 28392, 29589, 32448, 33816, 34944, 36634, 37856, 39452, 45088, 54951, 56784, 59178, 64896, 67632, 73268, 75712, 78904, 90176, 109902, 113568, 118356, 128219, 135264, 146536, 151424, 157808, 180352, 219804, 227136, 236712, 238121, 256438, 270528, 293072, 315616, 384657, 439608, 454272, 473424, 476242, 512876, 541056, 586144, 631232, 714363, 769314, 879216, 946848, 952484, 1025752, 1172288, 1262464, 1428726, 1538628, 1666847, 1758432, 1893696, 1904968, 2051504, 2344576, 2857452, 3077256, 3333694, 3516864, 3787392, 3809936, 4103008, 5000541, 5714904, 6154512, 6667388, 7033728, 7619872, 8206016, 10001082, 11429808, 12309024, 13334776, 15239744, 16412032, 20002164, 22859616, 24618048, 26669552, 30479488, 40004328, 45719232, 49236096, 53339104, 80008656, 91438464, 106678208, 160017312, 213356416, 320034624, 640069248]

約数ペア:

[(1, 640069248), (2, 320034624), (3, 213356416), (4, 160017312), (6, 106678208), (7, 91438464), (8, 80008656), (12, 53339104), (13, 49236096), (14, 45719232), (16, 40004328), (21, 30479488), (24, 26669552), (26, 24618048), (28, 22859616), (32, 20002164), (39, 16412032), (42, 15239744), (48, 13334776), (52, 12309024), (56, 11429808), (64, 10001082), (78, 8206016), (84, 7619872), (91, 7033728), (96, 6667388), (104, 6154512), (112, 5714904), (128, 5000541), (156, 4103008), (168, 3809936), (169, 3787392), (182, 3516864), (192, 3333694), (208, 3077256), (224, 2857452), (273, 2344576), (312, 2051504), (336, 1904968), (338, 1893696), (364, 1758432), (384, 1666847), (416, 1538628), (448, 1428726), (507, 1262464), (546, 1172288), (624, 1025752), (672, 952484), (676, 946848), (728, 879216), (832, 769314), (896, 714363), (1014, 631232), (1092, 586144), (1183, 541056), (1248, 512876), (1344, 476242), (1352, 473424), (1409, 454272), (1456, 439608), (1664, 384657), (2028, 315616), (2184, 293072), (2366, 270528), (2496, 256438), (2688, 238121), (2704, 236712), (2818, 227136), (2912, 219804), (3549, 180352), (4056, 157808), (4227, 151424), (4368, 146536), (4732, 135264), (4992, 128219), (5408, 118356), (5636, 113568), (5824, 109902), (7098, 90176), (8112, 78904), (8454, 75712), (8736, 73268), (9464, 67632), (9863, 64896), (10816, 59178), (11272, 56784), (11648, 54951), (14196, 45088), (16224, 39452), (16908, 37856), (17472, 36634), (18317, 34944), (18928, 33816), (19726, 32448), (21632, 29589), (22544, 28392)]