280757430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:966

約数の個数: 96

約数和(自身を含む): 755127360

約数和(自身を除く): 474369930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 71, 90, 106, 142, 159, 213, 265, 318, 355, 426, 477, 530, 639, 710, 795, 829, 954, 1065, 1278, 1590, 1658, 2130, 2385, 2487, 3195, 3763, 4145, 4770, 4974, 6390, 7461, 7526, 8290, 11289, 12435, 14922, 18815, 22578, 24870, 33867, 37305, 37630, 43937, 56445, 58859, 67734, 74610, 87874, 112890, 117718, 131811, 169335, 176577, 219685, 263622, 294295, 338670, 353154, 395433, 439370, 529731, 588590, 659055, 790866, 882885, 1059462, 1318110, 1765770, 1977165, 2648655, 3119527, 3954330, 5297310, 6239054, 9358581, 15597635, 18717162, 28075743, 31195270, 46792905, 56151486, 93585810, 140378715, 280757430]

約数ペア:

[(1, 280757430), (2, 140378715), (3, 93585810), (5, 56151486), (6, 46792905), (9, 31195270), (10, 28075743), (15, 18717162), (18, 15597635), (30, 9358581), (45, 6239054), (53, 5297310), (71, 3954330), (90, 3119527), (106, 2648655), (142, 1977165), (159, 1765770), (213, 1318110), (265, 1059462), (318, 882885), (355, 790866), (426, 659055), (477, 588590), (530, 529731), (639, 439370), (710, 395433), (795, 353154), (829, 338670), (954, 294295), (1065, 263622), (1278, 219685), (1590, 176577), (1658, 169335), (2130, 131811), (2385, 117718), (2487, 112890), (3195, 87874), (3763, 74610), (4145, 67734), (4770, 58859), (4974, 56445), (6390, 43937), (7461, 37630), (7526, 37305), (8290, 33867), (11289, 24870), (12435, 22578), (14922, 18815)]