139715240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3929}}^1$

素因数の和:4074

約数の個数: 64

約数和(自身を含む): 362188800

約数和(自身を除く): 222473560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 3929, 4445, 5080, 7112, 7858, 8890, 15716, 17780, 19645, 27503, 31432, 35560, 39290, 55006, 78580, 110012, 137515, 157160, 220024, 275030, 498983, 550060, 997966, 1100120, 1995932, 2494915, 3492881, 3991864, 4989830, 6985762, 9979660, 13971524, 17464405, 19959320, 27943048, 34928810, 69857620, 139715240]

約数ペア:

[(1, 139715240), (2, 69857620), (4, 34928810), (5, 27943048), (7, 19959320), (8, 17464405), (10, 13971524), (14, 9979660), (20, 6985762), (28, 4989830), (35, 3991864), (40, 3492881), (56, 2494915), (70, 1995932), (127, 1100120), (140, 997966), (254, 550060), (280, 498983), (508, 275030), (635, 220024), (889, 157160), (1016, 137515), (1270, 110012), (1778, 78580), (2540, 55006), (3556, 39290), (3929, 35560), (4445, 31432), (5080, 27503), (7112, 19645), (7858, 17780), (8890, 15716)]