251330016

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 216

約数和(自身を含む): 810215784

約数和(自身を除く): 558885768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 69, 84, 92, 96, 98, 101, 112, 138, 147, 161, 168, 184, 196, 202, 224, 276, 294, 303, 322, 336, 368, 392, 404, 483, 529, 552, 588, 606, 644, 672, 707, 736, 784, 808, 966, 1058, 1104, 1127, 1176, 1212, 1288, 1414, 1568, 1587, 1616, 1932, 2116, 2121, 2208, 2254, 2323, 2352, 2424, 2576, 2828, 3174, 3232, 3381, 3703, 3864, 4232, 4242, 4508, 4646, 4704, 4848, 4949, 5152, 5656, 6348, 6762, 6969, 7406, 7728, 8464, 8484, 9016, 9292, 9696, 9898, 11109, 11312, 12696, 13524, 13938, 14812, 14847, 15456, 16261, 16928, 16968, 18032, 18584, 19796, 22218, 22624, 25392, 25921, 27048, 27876, 29624, 29694, 32522, 33936, 36064, 37168, 39592, 44436, 48783, 50784, 51842, 53429, 54096, 55752, 59248, 59388, 65044, 67872, 74336, 77763, 79184, 88872, 97566, 103684, 106858, 108192, 111504, 113827, 118496, 118776, 130088, 155526, 158368, 160287, 177744, 195132, 207368, 213716, 223008, 227654, 237552, 260176, 311052, 320574, 341481, 355488, 374003, 390264, 414736, 427432, 455308, 475104, 520352, 622104, 641148, 682962, 748006, 780528, 829472, 854864, 910616, 1122009, 1244208, 1282296, 1365924, 1496012, 1561056, 1709728, 1821232, 2244018, 2488416, 2564592, 2618021, 2731848, 2992024, 3642464, 4488036, 5129184, 5236042, 5463696, 5984048, 7854063, 8976072, 10472084, 10927392, 11968096, 15708126, 17952144, 20944168, 31416252, 35904288, 41888336, 62832504, 83776672, 125665008, 251330016]

約数ペア:

[(1, 251330016), (2, 125665008), (3, 83776672), (4, 62832504), (6, 41888336), (7, 35904288), (8, 31416252), (12, 20944168), (14, 17952144), (16, 15708126), (21, 11968096), (23, 10927392), (24, 10472084), (28, 8976072), (32, 7854063), (42, 5984048), (46, 5463696), (48, 5236042), (49, 5129184), (56, 4488036), (69, 3642464), (84, 2992024), (92, 2731848), (96, 2618021), (98, 2564592), (101, 2488416), (112, 2244018), (138, 1821232), (147, 1709728), (161, 1561056), (168, 1496012), (184, 1365924), (196, 1282296), (202, 1244208), (224, 1122009), (276, 910616), (294, 854864), (303, 829472), (322, 780528), (336, 748006), (368, 682962), (392, 641148), (404, 622104), (483, 520352), (529, 475104), (552, 455308), (588, 427432), (606, 414736), (644, 390264), (672, 374003), (707, 355488), (736, 341481), (784, 320574), (808, 311052), (966, 260176), (1058, 237552), (1104, 227654), (1127, 223008), (1176, 213716), (1212, 207368), (1288, 195132), (1414, 177744), (1568, 160287), (1587, 158368), (1616, 155526), (1932, 130088), (2116, 118776), (2121, 118496), (2208, 113827), (2254, 111504), (2323, 108192), (2352, 106858), (2424, 103684), (2576, 97566), (2828, 88872), (3174, 79184), (3232, 77763), (3381, 74336), (3703, 67872), (3864, 65044), (4232, 59388), (4242, 59248), (4508, 55752), (4646, 54096), (4704, 53429), (4848, 51842), (4949, 50784), (5152, 48783), (5656, 44436), (6348, 39592), (6762, 37168), (6969, 36064), (7406, 33936), (7728, 32522), (8464, 29694), (8484, 29624), (9016, 27876), (9292, 27048), (9696, 25921), (9898, 25392), (11109, 22624), (11312, 22218), (12696, 19796), (13524, 18584), (13938, 18032), (14812, 16968), (14847, 16928), (15456, 16261)]