209615904

素因数分解:

$2^5\times 3^3\times {\mathrm{19}}^1\times {\mathrm{113}}^2$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 649303200

約数和(自身を除く): 439687296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 96, 108, 113, 114, 144, 152, 171, 216, 226, 228, 288, 304, 339, 342, 432, 452, 456, 513, 608, 678, 684, 864, 904, 912, 1017, 1026, 1356, 1368, 1808, 1824, 2034, 2052, 2147, 2712, 2736, 3051, 3616, 4068, 4104, 4294, 5424, 5472, 6102, 6441, 8136, 8208, 8588, 10848, 12204, 12769, 12882, 16272, 16416, 17176, 19323, 24408, 25538, 25764, 32544, 34352, 38307, 38646, 48816, 51076, 51528, 57969, 68704, 76614, 77292, 97632, 102152, 103056, 114921, 115938, 153228, 154584, 204304, 206112, 229842, 231876, 242611, 306456, 309168, 344763, 408608, 459684, 463752, 485222, 612912, 618336, 689526, 727833, 919368, 927504, 970444, 1225824, 1379052, 1455666, 1838736, 1855008, 1940888, 2183499, 2758104, 2911332, 3677472, 3881776, 4366998, 5516208, 5822664, 6550497, 7763552, 8733996, 11032416, 11645328, 13100994, 17467992, 23290656, 26201988, 34935984, 52403976, 69871968, 104807952, 209615904]

約数ペア:

[(1, 209615904), (2, 104807952), (3, 69871968), (4, 52403976), (6, 34935984), (8, 26201988), (9, 23290656), (12, 17467992), (16, 13100994), (18, 11645328), (19, 11032416), (24, 8733996), (27, 7763552), (32, 6550497), (36, 5822664), (38, 5516208), (48, 4366998), (54, 3881776), (57, 3677472), (72, 2911332), (76, 2758104), (96, 2183499), (108, 1940888), (113, 1855008), (114, 1838736), (144, 1455666), (152, 1379052), (171, 1225824), (216, 970444), (226, 927504), (228, 919368), (288, 727833), (304, 689526), (339, 618336), (342, 612912), (432, 485222), (452, 463752), (456, 459684), (513, 408608), (608, 344763), (678, 309168), (684, 306456), (864, 242611), (904, 231876), (912, 229842), (1017, 206112), (1026, 204304), (1356, 154584), (1368, 153228), (1808, 115938), (1824, 114921), (2034, 103056), (2052, 102152), (2147, 97632), (2712, 77292), (2736, 76614), (3051, 68704), (3616, 57969), (4068, 51528), (4104, 51076), (4294, 48816), (5424, 38646), (5472, 38307), (6102, 34352), (6441, 32544), (8136, 25764), (8208, 25538), (8588, 24408), (10848, 19323), (12204, 17176), (12769, 16416), (12882, 16272)]