209738808

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 620991360

約数和(自身を除く): 411252552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 53, 54, 62, 72, 81, 93, 106, 108, 124, 159, 162, 186, 197, 212, 216, 248, 279, 318, 324, 372, 394, 424, 477, 558, 591, 636, 648, 744, 788, 837, 954, 1116, 1182, 1272, 1431, 1576, 1643, 1674, 1773, 1908, 2232, 2364, 2511, 2862, 3286, 3348, 3546, 3816, 4293, 4728, 4929, 5022, 5319, 5724, 6107, 6572, 6696, 7092, 8586, 9858, 10044, 10441, 10638, 11448, 12214, 13144, 14184, 14787, 15957, 17172, 18321, 19716, 20088, 20882, 21276, 24428, 29574, 31323, 31914, 34344, 36642, 39432, 41764, 42552, 44361, 48856, 54963, 59148, 62646, 63828, 73284, 83528, 88722, 93969, 109926, 118296, 125292, 127656, 133083, 146568, 164889, 177444, 187938, 219852, 250584, 266166, 281907, 323671, 329778, 354888, 375876, 439704, 494667, 532332, 563814, 647342, 659556, 751752, 845721, 971013, 989334, 1064664, 1127628, 1294684, 1319112, 1691442, 1942026, 1978668, 2255256, 2589368, 2913039, 3382884, 3884052, 3957336, 5826078, 6765768, 7768104, 8739117, 11652156, 17478234, 23304312, 26217351, 34956468, 52434702, 69912936, 104869404, 209738808]

約数ペア:

[(1, 209738808), (2, 104869404), (3, 69912936), (4, 52434702), (6, 34956468), (8, 26217351), (9, 23304312), (12, 17478234), (18, 11652156), (24, 8739117), (27, 7768104), (31, 6765768), (36, 5826078), (53, 3957336), (54, 3884052), (62, 3382884), (72, 2913039), (81, 2589368), (93, 2255256), (106, 1978668), (108, 1942026), (124, 1691442), (159, 1319112), (162, 1294684), (186, 1127628), (197, 1064664), (212, 989334), (216, 971013), (248, 845721), (279, 751752), (318, 659556), (324, 647342), (372, 563814), (394, 532332), (424, 494667), (477, 439704), (558, 375876), (591, 354888), (636, 329778), (648, 323671), (744, 281907), (788, 266166), (837, 250584), (954, 219852), (1116, 187938), (1182, 177444), (1272, 164889), (1431, 146568), (1576, 133083), (1643, 127656), (1674, 125292), (1773, 118296), (1908, 109926), (2232, 93969), (2364, 88722), (2511, 83528), (2862, 73284), (3286, 63828), (3348, 62646), (3546, 59148), (3816, 54963), (4293, 48856), (4728, 44361), (4929, 42552), (5022, 41764), (5319, 39432), (5724, 36642), (6107, 34344), (6572, 31914), (6696, 31323), (7092, 29574), (8586, 24428), (9858, 21276), (10044, 20882), (10441, 20088), (10638, 19716), (11448, 18321), (12214, 17172), (13144, 15957), (14184, 14787)]