208763280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:686

約数の個数: 240

約数和(自身を含む): 783896256

約数和(自身を除く): 575132976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 99, 110, 120, 129, 132, 144, 165, 172, 176, 180, 198, 215, 220, 240, 258, 264, 330, 344, 360, 387, 396, 430, 440, 473, 495, 516, 528, 613, 645, 660, 688, 720, 774, 792, 860, 880, 946, 990, 1032, 1226, 1290, 1320, 1419, 1548, 1584, 1720, 1839, 1892, 1935, 1980, 2064, 2365, 2452, 2580, 2640, 2838, 3065, 3096, 3440, 3678, 3784, 3870, 3960, 4257, 4730, 4904, 5160, 5517, 5676, 6130, 6192, 6743, 7095, 7356, 7568, 7740, 7920, 8514, 9195, 9460, 9808, 10320, 11034, 11352, 12260, 13486, 14190, 14712, 15480, 17028, 18390, 18920, 20229, 21285, 22068, 22704, 24520, 26359, 26972, 27585, 28380, 29424, 30960, 33715, 34056, 36780, 37840, 40458, 42570, 44136, 49040, 52718, 53944, 55170, 56760, 60687, 67430, 68112, 73560, 79077, 80916, 85140, 88272, 101145, 105436, 107888, 110340, 113520, 121374, 131795, 134860, 147120, 158154, 161832, 170280, 202290, 210872, 220680, 237231, 242748, 263590, 269720, 289949, 303435, 316308, 323664, 340560, 395385, 404580, 421744, 441360, 474462, 485496, 527180, 539440, 579898, 606870, 632616, 790770, 809160, 869847, 948924, 970992, 1054360, 1159796, 1186155, 1213740, 1265232, 1449745, 1581540, 1618320, 1739694, 1897848, 2108720, 2319592, 2372310, 2427480, 2609541, 2899490, 3163080, 3479388, 3795696, 4349235, 4639184, 4744620, 4854960, 5219082, 5798980, 6326160, 6958776, 8698470, 9489240, 10438164, 11597960, 13047705, 13917552, 17396940, 18978480, 20876328, 23195920, 26095410, 34793880, 41752656, 52190820, 69587760, 104381640, 208763280]

約数ペア:

[(1, 208763280), (2, 104381640), (3, 69587760), (4, 52190820), (5, 41752656), (6, 34793880), (8, 26095410), (9, 23195920), (10, 20876328), (11, 18978480), (12, 17396940), (15, 13917552), (16, 13047705), (18, 11597960), (20, 10438164), (22, 9489240), (24, 8698470), (30, 6958776), (33, 6326160), (36, 5798980), (40, 5219082), (43, 4854960), (44, 4744620), (45, 4639184), (48, 4349235), (55, 3795696), (60, 3479388), (66, 3163080), (72, 2899490), (80, 2609541), (86, 2427480), (88, 2372310), (90, 2319592), (99, 2108720), (110, 1897848), (120, 1739694), (129, 1618320), (132, 1581540), (144, 1449745), (165, 1265232), (172, 1213740), (176, 1186155), (180, 1159796), (198, 1054360), (215, 970992), (220, 948924), (240, 869847), (258, 809160), (264, 790770), (330, 632616), (344, 606870), (360, 579898), (387, 539440), (396, 527180), (430, 485496), (440, 474462), (473, 441360), (495, 421744), (516, 404580), (528, 395385), (613, 340560), (645, 323664), (660, 316308), (688, 303435), (720, 289949), (774, 269720), (792, 263590), (860, 242748), (880, 237231), (946, 220680), (990, 210872), (1032, 202290), (1226, 170280), (1290, 161832), (1320, 158154), (1419, 147120), (1548, 134860), (1584, 131795), (1720, 121374), (1839, 113520), (1892, 110340), (1935, 107888), (1980, 105436), (2064, 101145), (2365, 88272), (2452, 85140), (2580, 80916), (2640, 79077), (2838, 73560), (3065, 68112), (3096, 67430), (3440, 60687), (3678, 56760), (3784, 55170), (3870, 53944), (3960, 52718), (4257, 49040), (4730, 44136), (4904, 42570), (5160, 40458), (5517, 37840), (5676, 36780), (6130, 34056), (6192, 33715), (6743, 30960), (7095, 29424), (7356, 28380), (7568, 27585), (7740, 26972), (7920, 26359), (8514, 24520), (9195, 22704), (9460, 22068), (9808, 21285), (10320, 20229), (11034, 18920), (11352, 18390), (12260, 17028), (13486, 15480), (14190, 14712)]