256653216

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 849139200

約数和(自身を除く): 592485984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 31, 32, 34, 36, 38, 48, 51, 57, 62, 68, 72, 76, 89, 93, 96, 102, 114, 124, 136, 144, 152, 153, 171, 178, 186, 204, 228, 248, 267, 272, 279, 288, 304, 306, 323, 342, 356, 372, 408, 456, 496, 527, 534, 544, 558, 589, 608, 612, 646, 684, 712, 744, 801, 816, 912, 969, 992, 1054, 1068, 1116, 1178, 1224, 1292, 1368, 1424, 1488, 1513, 1581, 1602, 1632, 1691, 1767, 1824, 1938, 2108, 2136, 2232, 2356, 2448, 2584, 2736, 2759, 2848, 2907, 2976, 3026, 3162, 3204, 3382, 3534, 3876, 4216, 4272, 4464, 4539, 4712, 4743, 4896, 5073, 5168, 5301, 5472, 5518, 5814, 6052, 6324, 6408, 6764, 7068, 7752, 8277, 8432, 8544, 8928, 9078, 9424, 9486, 10013, 10146, 10336, 10602, 11036, 11628, 12104, 12648, 12816, 13528, 13617, 14136, 15219, 15504, 16554, 16864, 18156, 18848, 18972, 20026, 20292, 21204, 22072, 23256, 24208, 24831, 25296, 25632, 27056, 27234, 28272, 28747, 30039, 30438, 31008, 33108, 36312, 37944, 40052, 40584, 42408, 44144, 46512, 46903, 48416, 49662, 50592, 52421, 54112, 54468, 56544, 57494, 60078, 60876, 66216, 72624, 75888, 80104, 81168, 84816, 86241, 88288, 90117, 93024, 93806, 99324, 104842, 108936, 114988, 120156, 121752, 132432, 140709, 145248, 151776, 157263, 160208, 162336, 169632, 172482, 180234, 187612, 198648, 209684, 217872, 229976, 240312, 243504, 258723, 264864, 281418, 314526, 320416, 344964, 360468, 375224, 397296, 419368, 422127, 435744, 459952, 471789, 480624, 487008, 517446, 562836, 629052, 689928, 720936, 750448, 794592, 838736, 844254, 891157, 919904, 943578, 961248, 1034892, 1125672, 1258104, 1379856, 1441872, 1500896, 1677472, 1688508, 1782314, 1887156, 2069784, 2251344, 2516208, 2673471, 2759712, 2883744, 3377016, 3564628, 3774312, 4139568, 4502688, 5032416, 5346942, 6754032, 7129256, 7548624, 8020413, 8279136, 10693884, 13508064, 14258512, 15097248, 16040826, 21387768, 28517024, 32081652, 42775536, 64163304, 85551072, 128326608, 256653216]

約数ペア:

[(1, 256653216), (2, 128326608), (3, 85551072), (4, 64163304), (6, 42775536), (8, 32081652), (9, 28517024), (12, 21387768), (16, 16040826), (17, 15097248), (18, 14258512), (19, 13508064), (24, 10693884), (31, 8279136), (32, 8020413), (34, 7548624), (36, 7129256), (38, 6754032), (48, 5346942), (51, 5032416), (57, 4502688), (62, 4139568), (68, 3774312), (72, 3564628), (76, 3377016), (89, 2883744), (93, 2759712), (96, 2673471), (102, 2516208), (114, 2251344), (124, 2069784), (136, 1887156), (144, 1782314), (152, 1688508), (153, 1677472), (171, 1500896), (178, 1441872), (186, 1379856), (204, 1258104), (228, 1125672), (248, 1034892), (267, 961248), (272, 943578), (279, 919904), (288, 891157), (304, 844254), (306, 838736), (323, 794592), (342, 750448), (356, 720936), (372, 689928), (408, 629052), (456, 562836), (496, 517446), (527, 487008), (534, 480624), (544, 471789), (558, 459952), (589, 435744), (608, 422127), (612, 419368), (646, 397296), (684, 375224), (712, 360468), (744, 344964), (801, 320416), (816, 314526), (912, 281418), (969, 264864), (992, 258723), (1054, 243504), (1068, 240312), (1116, 229976), (1178, 217872), (1224, 209684), (1292, 198648), (1368, 187612), (1424, 180234), (1488, 172482), (1513, 169632), (1581, 162336), (1602, 160208), (1632, 157263), (1691, 151776), (1767, 145248), (1824, 140709), (1938, 132432), (2108, 121752), (2136, 120156), (2232, 114988), (2356, 108936), (2448, 104842), (2584, 99324), (2736, 93806), (2759, 93024), (2848, 90117), (2907, 88288), (2976, 86241), (3026, 84816), (3162, 81168), (3204, 80104), (3382, 75888), (3534, 72624), (3876, 66216), (4216, 60876), (4272, 60078), (4464, 57494), (4539, 56544), (4712, 54468), (4743, 54112), (4896, 52421), (5073, 50592), (5168, 49662), (5301, 48416), (5472, 46903), (5518, 46512), (5814, 44144), (6052, 42408), (6324, 40584), (6408, 40052), (6764, 37944), (7068, 36312), (7752, 33108), (8277, 31008), (8432, 30438), (8544, 30039), (8928, 28747), (9078, 28272), (9424, 27234), (9486, 27056), (10013, 25632), (10146, 25296), (10336, 24831), (10602, 24208), (11036, 23256), (11628, 22072), (12104, 21204), (12648, 20292), (12816, 20026), (13528, 18972), (13617, 18848), (14136, 18156), (15219, 16864), (15504, 16554)]