140235760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1399}}^1$

素因数の和:1598

約数の個数: 80

約数和(自身を含む): 374976000

約数和(自身を除く): 234740240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 560, 716, 895, 1253, 1399, 1432, 1790, 2506, 2798, 2864, 3580, 5012, 5596, 6265, 6995, 7160, 9793, 10024, 11192, 12530, 13990, 14320, 19586, 20048, 22384, 25060, 27980, 39172, 48965, 50120, 55960, 78344, 97930, 100240, 111920, 156688, 195860, 250421, 391720, 500842, 783440, 1001684, 1252105, 1752947, 2003368, 2504210, 3505894, 4006736, 5008420, 7011788, 8764735, 10016840, 14023576, 17529470, 20033680, 28047152, 35058940, 70117880, 140235760]

約数ペア:

[(1, 140235760), (2, 70117880), (4, 35058940), (5, 28047152), (7, 20033680), (8, 17529470), (10, 14023576), (14, 10016840), (16, 8764735), (20, 7011788), (28, 5008420), (35, 4006736), (40, 3505894), (56, 2504210), (70, 2003368), (80, 1752947), (112, 1252105), (140, 1001684), (179, 783440), (280, 500842), (358, 391720), (560, 250421), (716, 195860), (895, 156688), (1253, 111920), (1399, 100240), (1432, 97930), (1790, 78344), (2506, 55960), (2798, 50120), (2864, 48965), (3580, 39172), (5012, 27980), (5596, 25060), (6265, 22384), (6995, 20048), (7160, 19586), (9793, 14320), (10024, 13990), (11192, 12530)]