256347432

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 800616960

約数和(自身を除く): 544269528

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 53, 62, 66, 72, 88, 93, 99, 106, 124, 132, 159, 186, 197, 198, 212, 248, 264, 279, 318, 341, 372, 394, 396, 424, 477, 558, 583, 591, 636, 682, 744, 788, 792, 954, 1023, 1116, 1166, 1182, 1272, 1364, 1576, 1643, 1749, 1773, 1908, 2046, 2167, 2232, 2332, 2364, 2728, 3069, 3286, 3498, 3546, 3816, 4092, 4334, 4664, 4728, 4929, 5247, 6107, 6138, 6501, 6572, 6996, 7092, 8184, 8668, 9858, 10441, 10494, 12214, 12276, 13002, 13144, 13992, 14184, 14787, 17336, 18073, 18321, 19503, 19716, 20882, 20988, 24428, 24552, 26004, 29574, 31323, 36146, 36642, 39006, 39432, 41764, 41976, 48856, 52008, 54219, 54963, 59148, 62646, 67177, 72292, 73284, 78012, 83528, 93969, 108438, 109926, 114851, 118296, 125292, 134354, 144584, 146568, 156024, 162657, 187938, 201531, 216876, 219852, 229702, 250584, 268708, 323671, 325314, 344553, 375876, 403062, 433752, 439704, 459404, 537416, 604593, 647342, 650628, 689106, 751752, 806124, 918808, 971013, 1033659, 1209186, 1294684, 1301256, 1378212, 1612248, 1942026, 2067318, 2418372, 2589368, 2756424, 2913039, 3560381, 3884052, 4134636, 4836744, 5826078, 7120762, 7768104, 8269272, 10681143, 11652156, 14241524, 21362286, 23304312, 28483048, 32043429, 42724572, 64086858, 85449144, 128173716, 256347432]

約数ペア:

[(1, 256347432), (2, 128173716), (3, 85449144), (4, 64086858), (6, 42724572), (8, 32043429), (9, 28483048), (11, 23304312), (12, 21362286), (18, 14241524), (22, 11652156), (24, 10681143), (31, 8269272), (33, 7768104), (36, 7120762), (44, 5826078), (53, 4836744), (62, 4134636), (66, 3884052), (72, 3560381), (88, 2913039), (93, 2756424), (99, 2589368), (106, 2418372), (124, 2067318), (132, 1942026), (159, 1612248), (186, 1378212), (197, 1301256), (198, 1294684), (212, 1209186), (248, 1033659), (264, 971013), (279, 918808), (318, 806124), (341, 751752), (372, 689106), (394, 650628), (396, 647342), (424, 604593), (477, 537416), (558, 459404), (583, 439704), (591, 433752), (636, 403062), (682, 375876), (744, 344553), (788, 325314), (792, 323671), (954, 268708), (1023, 250584), (1116, 229702), (1166, 219852), (1182, 216876), (1272, 201531), (1364, 187938), (1576, 162657), (1643, 156024), (1749, 146568), (1773, 144584), (1908, 134354), (2046, 125292), (2167, 118296), (2232, 114851), (2332, 109926), (2364, 108438), (2728, 93969), (3069, 83528), (3286, 78012), (3498, 73284), (3546, 72292), (3816, 67177), (4092, 62646), (4334, 59148), (4664, 54963), (4728, 54219), (4929, 52008), (5247, 48856), (6107, 41976), (6138, 41764), (6501, 39432), (6572, 39006), (6996, 36642), (7092, 36146), (8184, 31323), (8668, 29574), (9858, 26004), (10441, 24552), (10494, 24428), (12214, 20988), (12276, 20882), (13002, 19716), (13144, 19503), (13992, 18321), (14184, 18073), (14787, 17336)]