209171808

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:187

約数の個数: 240

約数和(自身を含む): 671799744

約数和(自身を除く): 462627936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 47, 48, 51, 54, 68, 72, 81, 94, 96, 101, 102, 108, 136, 141, 144, 153, 162, 188, 202, 204, 216, 272, 282, 288, 303, 306, 324, 376, 404, 408, 423, 432, 459, 544, 564, 606, 612, 648, 752, 799, 808, 816, 846, 864, 909, 918, 1128, 1212, 1224, 1269, 1296, 1377, 1504, 1598, 1616, 1632, 1692, 1717, 1818, 1836, 2256, 2397, 2424, 2448, 2538, 2592, 2727, 2754, 3196, 3232, 3384, 3434, 3636, 3672, 3807, 4512, 4747, 4794, 4848, 4896, 5076, 5151, 5454, 5508, 6392, 6768, 6868, 7191, 7272, 7344, 7614, 8181, 9494, 9588, 9696, 10152, 10302, 10908, 11016, 12784, 13536, 13736, 14241, 14382, 14544, 14688, 15228, 15453, 16362, 18988, 19176, 20304, 20604, 21573, 21816, 22032, 25568, 27472, 28482, 28764, 29088, 30456, 30906, 32724, 37976, 38352, 40608, 41208, 42723, 43146, 43632, 44064, 46359, 54944, 56964, 57528, 60912, 61812, 64719, 65448, 75952, 76704, 80699, 82416, 85446, 86292, 87264, 92718, 113928, 115056, 121824, 123624, 128169, 129438, 130896, 139077, 151904, 161398, 164832, 170892, 172584, 185436, 227856, 230112, 242097, 247248, 256338, 258876, 261792, 278154, 322796, 341784, 345168, 370872, 384507, 455712, 484194, 494496, 512676, 517752, 556308, 645592, 683568, 690336, 726291, 741744, 769014, 968388, 1025352, 1035504, 1112616, 1291184, 1367136, 1452582, 1483488, 1538028, 1936776, 2050704, 2071008, 2178873, 2225232, 2582368, 2905164, 3076056, 3873552, 4101408, 4357746, 4450464, 5810328, 6152112, 6536619, 7747104, 8715492, 11620656, 12304224, 13073238, 17430984, 23241312, 26146476, 34861968, 52292952, 69723936, 104585904, 209171808]

約数ペア:

[(1, 209171808), (2, 104585904), (3, 69723936), (4, 52292952), (6, 34861968), (8, 26146476), (9, 23241312), (12, 17430984), (16, 13073238), (17, 12304224), (18, 11620656), (24, 8715492), (27, 7747104), (32, 6536619), (34, 6152112), (36, 5810328), (47, 4450464), (48, 4357746), (51, 4101408), (54, 3873552), (68, 3076056), (72, 2905164), (81, 2582368), (94, 2225232), (96, 2178873), (101, 2071008), (102, 2050704), (108, 1936776), (136, 1538028), (141, 1483488), (144, 1452582), (153, 1367136), (162, 1291184), (188, 1112616), (202, 1035504), (204, 1025352), (216, 968388), (272, 769014), (282, 741744), (288, 726291), (303, 690336), (306, 683568), (324, 645592), (376, 556308), (404, 517752), (408, 512676), (423, 494496), (432, 484194), (459, 455712), (544, 384507), (564, 370872), (606, 345168), (612, 341784), (648, 322796), (752, 278154), (799, 261792), (808, 258876), (816, 256338), (846, 247248), (864, 242097), (909, 230112), (918, 227856), (1128, 185436), (1212, 172584), (1224, 170892), (1269, 164832), (1296, 161398), (1377, 151904), (1504, 139077), (1598, 130896), (1616, 129438), (1632, 128169), (1692, 123624), (1717, 121824), (1818, 115056), (1836, 113928), (2256, 92718), (2397, 87264), (2424, 86292), (2448, 85446), (2538, 82416), (2592, 80699), (2727, 76704), (2754, 75952), (3196, 65448), (3232, 64719), (3384, 61812), (3434, 60912), (3636, 57528), (3672, 56964), (3807, 54944), (4512, 46359), (4747, 44064), (4794, 43632), (4848, 43146), (4896, 42723), (5076, 41208), (5151, 40608), (5454, 38352), (5508, 37976), (6392, 32724), (6768, 30906), (6868, 30456), (7191, 29088), (7272, 28764), (7344, 28482), (7614, 27472), (8181, 25568), (9494, 22032), (9588, 21816), (9696, 21573), (10152, 20604), (10302, 20304), (10908, 19176), (11016, 18988), (12784, 16362), (13536, 15453), (13736, 15228), (14241, 14688), (14382, 14544)]