12819840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 44651520

約数和(自身を除く): 31831680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 607, 640, 660, 704, 880, 960, 1056, 1214, 1320, 1408, 1760, 1821, 1920, 2112, 2428, 2640, 3035, 3520, 3642, 4224, 4856, 5280, 6070, 6677, 7040, 7284, 9105, 9712, 10560, 12140, 13354, 14568, 18210, 19424, 20031, 21120, 24280, 26708, 29136, 33385, 36420, 38848, 40062, 48560, 53416, 58272, 66770, 72840, 77696, 80124, 97120, 100155, 106832, 116544, 133540, 145680, 160248, 194240, 200310, 213664, 233088, 267080, 291360, 320496, 388480, 400620, 427328, 534160, 582720, 640992, 801240, 854656, 1068320, 1165440, 1281984, 1602480, 2136640, 2563968, 3204960, 4273280, 6409920, 12819840]

約数ペア:

[(1, 12819840), (2, 6409920), (3, 4273280), (4, 3204960), (5, 2563968), (6, 2136640), (8, 1602480), (10, 1281984), (11, 1165440), (12, 1068320), (15, 854656), (16, 801240), (20, 640992), (22, 582720), (24, 534160), (30, 427328), (32, 400620), (33, 388480), (40, 320496), (44, 291360), (48, 267080), (55, 233088), (60, 213664), (64, 200310), (66, 194240), (80, 160248), (88, 145680), (96, 133540), (110, 116544), (120, 106832), (128, 100155), (132, 97120), (160, 80124), (165, 77696), (176, 72840), (192, 66770), (220, 58272), (240, 53416), (264, 48560), (320, 40062), (330, 38848), (352, 36420), (384, 33385), (440, 29136), (480, 26708), (528, 24280), (607, 21120), (640, 20031), (660, 19424), (704, 18210), (880, 14568), (960, 13354), (1056, 12140), (1214, 10560), (1320, 9712), (1408, 9105), (1760, 7284), (1821, 7040), (1920, 6677), (2112, 6070), (2428, 5280), (2640, 4856), (3035, 4224), (3520, 3642)]