138670000

素因数分解:

$2^4\times 5^4\times 7^2\times {\mathrm{283}}^1$

素因数の和:325

約数の個数: 150

約数和(自身を含む): 391927668

約数和(自身を除く): 253257668

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 283, 350, 392, 400, 490, 500, 560, 566, 625, 700, 784, 875, 980, 1000, 1132, 1225, 1250, 1400, 1415, 1750, 1960, 1981, 2000, 2264, 2450, 2500, 2800, 2830, 3500, 3920, 3962, 4375, 4528, 4900, 5000, 5660, 6125, 7000, 7075, 7924, 8750, 9800, 9905, 10000, 11320, 12250, 13867, 14000, 14150, 15848, 17500, 19600, 19810, 22640, 24500, 27734, 28300, 30625, 31696, 35000, 35375, 39620, 49000, 49525, 55468, 56600, 61250, 69335, 70000, 70750, 79240, 98000, 99050, 110936, 113200, 122500, 138670, 141500, 158480, 176875, 198100, 221872, 245000, 247625, 277340, 283000, 346675, 353750, 396200, 490000, 495250, 554680, 566000, 693350, 707500, 792400, 990500, 1109360, 1238125, 1386700, 1415000, 1733375, 1981000, 2476250, 2773400, 2830000, 3466750, 3962000, 4952500, 5546800, 6933500, 8666875, 9905000, 13867000, 17333750, 19810000, 27734000, 34667500, 69335000, 138670000]

約数ペア:

[(1, 138670000), (2, 69335000), (4, 34667500), (5, 27734000), (7, 19810000), (8, 17333750), (10, 13867000), (14, 9905000), (16, 8666875), (20, 6933500), (25, 5546800), (28, 4952500), (35, 3962000), (40, 3466750), (49, 2830000), (50, 2773400), (56, 2476250), (70, 1981000), (80, 1733375), (98, 1415000), (100, 1386700), (112, 1238125), (125, 1109360), (140, 990500), (175, 792400), (196, 707500), (200, 693350), (245, 566000), (250, 554680), (280, 495250), (283, 490000), (350, 396200), (392, 353750), (400, 346675), (490, 283000), (500, 277340), (560, 247625), (566, 245000), (625, 221872), (700, 198100), (784, 176875), (875, 158480), (980, 141500), (1000, 138670), (1132, 122500), (1225, 113200), (1250, 110936), (1400, 99050), (1415, 98000), (1750, 79240), (1960, 70750), (1981, 70000), (2000, 69335), (2264, 61250), (2450, 56600), (2500, 55468), (2800, 49525), (2830, 49000), (3500, 39620), (3920, 35375), (3962, 35000), (4375, 31696), (4528, 30625), (4900, 28300), (5000, 27734), (5660, 24500), (6125, 22640), (7000, 19810), (7075, 19600), (7924, 17500), (8750, 15848), (9800, 14150), (9905, 14000), (10000, 13867), (11320, 12250)]