209988912

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 687575040

約数和(自身を除く): 477586128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 37, 38, 42, 48, 49, 56, 57, 74, 76, 84, 98, 111, 112, 114, 127, 133, 147, 148, 152, 168, 196, 222, 228, 254, 259, 266, 294, 296, 304, 336, 381, 392, 399, 444, 456, 508, 518, 532, 588, 592, 703, 762, 777, 784, 798, 888, 889, 912, 931, 1016, 1036, 1064, 1176, 1406, 1524, 1554, 1596, 1776, 1778, 1813, 1862, 2032, 2072, 2109, 2128, 2352, 2413, 2667, 2793, 2812, 3048, 3108, 3192, 3556, 3626, 3724, 4144, 4218, 4699, 4826, 4921, 5334, 5439, 5586, 5624, 6096, 6216, 6223, 6384, 7112, 7239, 7252, 7448, 8436, 9398, 9652, 9842, 10668, 10878, 11172, 11248, 12432, 12446, 14097, 14224, 14478, 14504, 14763, 14896, 16872, 16891, 18669, 18796, 19304, 19684, 21336, 21756, 22344, 24892, 28194, 28956, 29008, 29526, 32893, 33744, 33782, 34447, 37338, 37592, 38608, 39368, 42672, 43512, 44688, 49784, 50673, 56388, 57912, 59052, 65786, 67564, 68894, 74676, 75184, 78736, 87024, 89281, 98679, 99568, 101346, 103341, 112776, 115824, 118104, 118237, 131572, 135128, 137788, 149352, 178562, 197358, 202692, 206682, 225552, 230251, 236208, 236474, 263144, 267843, 270256, 275576, 298704, 354711, 357124, 394716, 405384, 413364, 460502, 472948, 526288, 535686, 551152, 624967, 690753, 709422, 714248, 789432, 810768, 826728, 921004, 945896, 1071372, 1249934, 1381506, 1418844, 1428496, 1578864, 1653456, 1842008, 1874901, 1891792, 2142744, 2499868, 2763012, 2837688, 3684016, 3749802, 4285488, 4374769, 4999736, 5526024, 5675376, 7499604, 8749538, 9999472, 11052048, 13124307, 14999208, 17499076, 26248614, 29998416, 34998152, 52497228, 69996304, 104994456, 209988912]

約数ペア:

[(1, 209988912), (2, 104994456), (3, 69996304), (4, 52497228), (6, 34998152), (7, 29998416), (8, 26248614), (12, 17499076), (14, 14999208), (16, 13124307), (19, 11052048), (21, 9999472), (24, 8749538), (28, 7499604), (37, 5675376), (38, 5526024), (42, 4999736), (48, 4374769), (49, 4285488), (56, 3749802), (57, 3684016), (74, 2837688), (76, 2763012), (84, 2499868), (98, 2142744), (111, 1891792), (112, 1874901), (114, 1842008), (127, 1653456), (133, 1578864), (147, 1428496), (148, 1418844), (152, 1381506), (168, 1249934), (196, 1071372), (222, 945896), (228, 921004), (254, 826728), (259, 810768), (266, 789432), (294, 714248), (296, 709422), (304, 690753), (336, 624967), (381, 551152), (392, 535686), (399, 526288), (444, 472948), (456, 460502), (508, 413364), (518, 405384), (532, 394716), (588, 357124), (592, 354711), (703, 298704), (762, 275576), (777, 270256), (784, 267843), (798, 263144), (888, 236474), (889, 236208), (912, 230251), (931, 225552), (1016, 206682), (1036, 202692), (1064, 197358), (1176, 178562), (1406, 149352), (1524, 137788), (1554, 135128), (1596, 131572), (1776, 118237), (1778, 118104), (1813, 115824), (1862, 112776), (2032, 103341), (2072, 101346), (2109, 99568), (2128, 98679), (2352, 89281), (2413, 87024), (2667, 78736), (2793, 75184), (2812, 74676), (3048, 68894), (3108, 67564), (3192, 65786), (3556, 59052), (3626, 57912), (3724, 56388), (4144, 50673), (4218, 49784), (4699, 44688), (4826, 43512), (4921, 42672), (5334, 39368), (5439, 38608), (5586, 37592), (5624, 37338), (6096, 34447), (6216, 33782), (6223, 33744), (6384, 32893), (7112, 29526), (7239, 29008), (7252, 28956), (7448, 28194), (8436, 24892), (9398, 22344), (9652, 21756), (9842, 21336), (10668, 19684), (10878, 19304), (11172, 18796), (11248, 18669), (12432, 16891), (12446, 16872), (14097, 14896), (14224, 14763), (14478, 14504)]