145618480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{569}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 388457280

約数和(自身を除く): 242838800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 457, 560, 569, 914, 1138, 1828, 2276, 2285, 2845, 3199, 3656, 3983, 4552, 4570, 5690, 6398, 7312, 7966, 9104, 9140, 11380, 12796, 15932, 15995, 18280, 19915, 22760, 25592, 31864, 31990, 36560, 39830, 45520, 51184, 63728, 63980, 79660, 127960, 159320, 255920, 260033, 318640, 520066, 1040132, 1300165, 1820231, 2080264, 2600330, 3640462, 4160528, 5200660, 7280924, 9101155, 10401320, 14561848, 18202310, 20802640, 29123696, 36404620, 72809240, 145618480]

約数ペア:

[(1, 145618480), (2, 72809240), (4, 36404620), (5, 29123696), (7, 20802640), (8, 18202310), (10, 14561848), (14, 10401320), (16, 9101155), (20, 7280924), (28, 5200660), (35, 4160528), (40, 3640462), (56, 2600330), (70, 2080264), (80, 1820231), (112, 1300165), (140, 1040132), (280, 520066), (457, 318640), (560, 260033), (569, 255920), (914, 159320), (1138, 127960), (1828, 79660), (2276, 63980), (2285, 63728), (2845, 51184), (3199, 45520), (3656, 39830), (3983, 36560), (4552, 31990), (4570, 31864), (5690, 25592), (6398, 22760), (7312, 19915), (7966, 18280), (9104, 15995), (9140, 15932), (11380, 12796)]