139376000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 358974720

約数和(自身を除く): 219598720

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, 281, 310, 320, 400, 496, 500, 562, 620, 640, 775, 800, 992, 1000, 1124, 1240, 1405, 1550, 1600, 1984, 2000, 2248, 2480, 2810, 3100, 3200, 3875, 3968, 4000, 4496, 4960, 5620, 6200, 7025, 7750, 8000, 8711, 8992, 9920, 11240, 12400, 14050, 15500, 16000, 17422, 17984, 19840, 22480, 24800, 28100, 31000, 34844, 35125, 35968, 43555, 44960, 49600, 56200, 62000, 69688, 70250, 87110, 89920, 99200, 112400, 124000, 139376, 140500, 174220, 179840, 217775, 224800, 248000, 278752, 281000, 348440, 435550, 449600, 496000, 557504, 562000, 696880, 871100, 899200, 1088875, 1115008, 1124000, 1393760, 1742200, 2177750, 2248000, 2787520, 3484400, 4355500, 4496000, 5575040, 6968800, 8711000, 13937600, 17422000, 27875200, 34844000, 69688000, 139376000]

約数ペア:

[(1, 139376000), (2, 69688000), (4, 34844000), (5, 27875200), (8, 17422000), (10, 13937600), (16, 8711000), (20, 6968800), (25, 5575040), (31, 4496000), (32, 4355500), (40, 3484400), (50, 2787520), (62, 2248000), (64, 2177750), (80, 1742200), (100, 1393760), (124, 1124000), (125, 1115008), (128, 1088875), (155, 899200), (160, 871100), (200, 696880), (248, 562000), (250, 557504), (281, 496000), (310, 449600), (320, 435550), (400, 348440), (496, 281000), (500, 278752), (562, 248000), (620, 224800), (640, 217775), (775, 179840), (800, 174220), (992, 140500), (1000, 139376), (1124, 124000), (1240, 112400), (1405, 99200), (1550, 89920), (1600, 87110), (1984, 70250), (2000, 69688), (2248, 62000), (2480, 56200), (2810, 49600), (3100, 44960), (3200, 43555), (3875, 35968), (3968, 35125), (4000, 34844), (4496, 31000), (4960, 28100), (5620, 24800), (6200, 22480), (7025, 19840), (7750, 17984), (8000, 17422), (8711, 16000), (8992, 15500), (9920, 14050), (11240, 12400)]