72786560

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 192

約数和(自身を含む): 221862240

約数和(自身を除く): 149075680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 211, 220, 224, 245, 280, 308, 320, 352, 385, 392, 422, 440, 448, 490, 539, 560, 616, 640, 704, 770, 784, 844, 880, 896, 980, 1055, 1078, 1120, 1232, 1408, 1477, 1540, 1568, 1688, 1760, 1960, 2110, 2156, 2240, 2321, 2464, 2695, 2954, 3080, 3136, 3376, 3520, 3920, 4220, 4312, 4480, 4642, 4928, 5390, 5908, 6160, 6272, 6752, 7040, 7385, 7840, 8440, 8624, 9284, 9856, 10339, 10780, 11605, 11816, 12320, 13504, 14770, 15680, 16247, 16880, 17248, 18568, 20678, 21560, 23210, 23632, 24640, 27008, 29540, 31360, 32494, 33760, 34496, 37136, 41356, 43120, 46420, 47264, 49280, 51695, 59080, 64988, 67520, 68992, 74272, 81235, 82712, 86240, 92840, 94528, 103390, 113729, 118160, 129976, 135040, 148544, 162470, 165424, 172480, 185680, 189056, 206780, 227458, 236320, 259952, 297088, 324940, 330848, 344960, 371360, 413560, 454916, 472640, 519904, 568645, 649880, 661696, 742720, 827120, 909832, 945280, 1039808, 1137290, 1299760, 1323392, 1485440, 1654240, 1819664, 2079616, 2274580, 2599520, 3308480, 3639328, 4549160, 5199040, 6616960, 7278656, 9098320, 10398080, 14557312, 18196640, 36393280, 72786560]

約数ペア:

[(1, 72786560), (2, 36393280), (4, 18196640), (5, 14557312), (7, 10398080), (8, 9098320), (10, 7278656), (11, 6616960), (14, 5199040), (16, 4549160), (20, 3639328), (22, 3308480), (28, 2599520), (32, 2274580), (35, 2079616), (40, 1819664), (44, 1654240), (49, 1485440), (55, 1323392), (56, 1299760), (64, 1137290), (70, 1039808), (77, 945280), (80, 909832), (88, 827120), (98, 742720), (110, 661696), (112, 649880), (128, 568645), (140, 519904), (154, 472640), (160, 454916), (176, 413560), (196, 371360), (211, 344960), (220, 330848), (224, 324940), (245, 297088), (280, 259952), (308, 236320), (320, 227458), (352, 206780), (385, 189056), (392, 185680), (422, 172480), (440, 165424), (448, 162470), (490, 148544), (539, 135040), (560, 129976), (616, 118160), (640, 113729), (704, 103390), (770, 94528), (784, 92840), (844, 86240), (880, 82712), (896, 81235), (980, 74272), (1055, 68992), (1078, 67520), (1120, 64988), (1232, 59080), (1408, 51695), (1477, 49280), (1540, 47264), (1568, 46420), (1688, 43120), (1760, 41356), (1960, 37136), (2110, 34496), (2156, 33760), (2240, 32494), (2321, 31360), (2464, 29540), (2695, 27008), (2954, 24640), (3080, 23632), (3136, 23210), (3376, 21560), (3520, 20678), (3920, 18568), (4220, 17248), (4312, 16880), (4480, 16247), (4642, 15680), (4928, 14770), (5390, 13504), (5908, 12320), (6160, 11816), (6272, 11605), (6752, 10780), (7040, 10339), (7385, 9856), (7840, 9284), (8440, 8624)]