1310432000

素因数分解:

$2^8\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1383

約数の個数: 144

約数和(自身を含む): 3372305664

約数和(自身を除く): 2061873664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 200, 248, 250, 256, 310, 320, 400, 496, 500, 620, 640, 775, 800, 992, 1000, 1240, 1280, 1321, 1550, 1600, 1984, 2000, 2480, 2642, 3100, 3200, 3875, 3968, 4000, 4960, 5284, 6200, 6400, 6605, 7750, 7936, 8000, 9920, 10568, 12400, 13210, 15500, 16000, 19840, 21136, 24800, 26420, 31000, 32000, 33025, 39680, 40951, 42272, 49600, 52840, 62000, 66050, 81902, 84544, 99200, 105680, 124000, 132100, 163804, 165125, 169088, 198400, 204755, 211360, 248000, 264200, 327608, 330250, 338176, 409510, 422720, 496000, 528400, 655216, 660500, 819020, 845440, 992000, 1023775, 1056800, 1310432, 1321000, 1638040, 1690880, 2047550, 2113600, 2620864, 2642000, 3276080, 4095100, 4227200, 5118875, 5241728, 5284000, 6552160, 8190200, 8454400, 10237750, 10483456, 10568000, 13104320, 16380400, 20475500, 21136000, 26208640, 32760800, 40951000, 42272000, 52417280, 65521600, 81902000, 131043200, 163804000, 262086400, 327608000, 655216000, 1310432000]

約数ペア:

[(1, 1310432000), (2, 655216000), (4, 327608000), (5, 262086400), (8, 163804000), (10, 131043200), (16, 81902000), (20, 65521600), (25, 52417280), (31, 42272000), (32, 40951000), (40, 32760800), (50, 26208640), (62, 21136000), (64, 20475500), (80, 16380400), (100, 13104320), (124, 10568000), (125, 10483456), (128, 10237750), (155, 8454400), (160, 8190200), (200, 6552160), (248, 5284000), (250, 5241728), (256, 5118875), (310, 4227200), (320, 4095100), (400, 3276080), (496, 2642000), (500, 2620864), (620, 2113600), (640, 2047550), (775, 1690880), (800, 1638040), (992, 1321000), (1000, 1310432), (1240, 1056800), (1280, 1023775), (1321, 992000), (1550, 845440), (1600, 819020), (1984, 660500), (2000, 655216), (2480, 528400), (2642, 496000), (3100, 422720), (3200, 409510), (3875, 338176), (3968, 330250), (4000, 327608), (4960, 264200), (5284, 248000), (6200, 211360), (6400, 204755), (6605, 198400), (7750, 169088), (7936, 165125), (8000, 163804), (9920, 132100), (10568, 124000), (12400, 105680), (13210, 99200), (15500, 84544), (16000, 81902), (19840, 66050), (21136, 62000), (24800, 52840), (26420, 49600), (31000, 42272), (32000, 40951), (33025, 39680)]