205442440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 589276800

約数和(自身を除く): 383834360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 73, 76, 92, 95, 115, 133, 140, 146, 152, 161, 184, 190, 230, 266, 280, 292, 322, 365, 380, 437, 460, 511, 529, 532, 584, 644, 665, 730, 760, 805, 874, 920, 1022, 1058, 1064, 1288, 1330, 1387, 1460, 1610, 1679, 1748, 2044, 2116, 2185, 2555, 2645, 2660, 2774, 2920, 3059, 3220, 3358, 3496, 3703, 4088, 4232, 4370, 5110, 5290, 5320, 5548, 6118, 6440, 6716, 6935, 7406, 8395, 8740, 9709, 10051, 10220, 10580, 11096, 11753, 12236, 13432, 13870, 14812, 15295, 16790, 17480, 18515, 19418, 20102, 20440, 21160, 23506, 24472, 27740, 29624, 30590, 31901, 33580, 37030, 38617, 38836, 40204, 47012, 48545, 50255, 55480, 58765, 61180, 63802, 67160, 70357, 74060, 77234, 77672, 80408, 94024, 97090, 100510, 117530, 122360, 127604, 140714, 148120, 154468, 159505, 193085, 194180, 201020, 223307, 235060, 255208, 270319, 281428, 308936, 319010, 351785, 386170, 388360, 402040, 446614, 470120, 540638, 562856, 638020, 703570, 733723, 772340, 893228, 1081276, 1116535, 1276040, 1351595, 1407140, 1467446, 1544680, 1786456, 2162552, 2233070, 2703190, 2814280, 2934892, 3668615, 4466140, 5136061, 5406380, 5869784, 7337230, 8932280, 10272122, 10812760, 14674460, 20544244, 25680305, 29348920, 41088488, 51360610, 102721220, 205442440]

約数ペア:

[(1, 205442440), (2, 102721220), (4, 51360610), (5, 41088488), (7, 29348920), (8, 25680305), (10, 20544244), (14, 14674460), (19, 10812760), (20, 10272122), (23, 8932280), (28, 7337230), (35, 5869784), (38, 5406380), (40, 5136061), (46, 4466140), (56, 3668615), (70, 2934892), (73, 2814280), (76, 2703190), (92, 2233070), (95, 2162552), (115, 1786456), (133, 1544680), (140, 1467446), (146, 1407140), (152, 1351595), (161, 1276040), (184, 1116535), (190, 1081276), (230, 893228), (266, 772340), (280, 733723), (292, 703570), (322, 638020), (365, 562856), (380, 540638), (437, 470120), (460, 446614), (511, 402040), (529, 388360), (532, 386170), (584, 351785), (644, 319010), (665, 308936), (730, 281428), (760, 270319), (805, 255208), (874, 235060), (920, 223307), (1022, 201020), (1058, 194180), (1064, 193085), (1288, 159505), (1330, 154468), (1387, 148120), (1460, 140714), (1610, 127604), (1679, 122360), (1748, 117530), (2044, 100510), (2116, 97090), (2185, 94024), (2555, 80408), (2645, 77672), (2660, 77234), (2774, 74060), (2920, 70357), (3059, 67160), (3220, 63802), (3358, 61180), (3496, 58765), (3703, 55480), (4088, 50255), (4232, 48545), (4370, 47012), (5110, 40204), (5290, 38836), (5320, 38617), (5548, 37030), (6118, 33580), (6440, 31901), (6716, 30590), (6935, 29624), (7406, 27740), (8395, 24472), (8740, 23506), (9709, 21160), (10051, 20440), (10220, 20102), (10580, 19418), (11096, 18515), (11753, 17480), (12236, 16790), (13432, 15295), (13870, 14812)]