207810560

素因数分解:

$2^{12}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 104

約数和(自身を含む): 509152560

約数和(自身を除く): 301342000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 139, 146, 160, 256, 278, 292, 320, 365, 512, 556, 584, 640, 695, 730, 1024, 1112, 1168, 1280, 1390, 1460, 2048, 2224, 2336, 2560, 2780, 2920, 4096, 4448, 4672, 5120, 5560, 5840, 8896, 9344, 10147, 10240, 11120, 11680, 17792, 18688, 20294, 20480, 22240, 23360, 35584, 37376, 40588, 44480, 46720, 50735, 71168, 74752, 81176, 88960, 93440, 101470, 142336, 149504, 162352, 177920, 186880, 202940, 284672, 299008, 324704, 355840, 373760, 405880, 569344, 649408, 711680, 747520, 811760, 1298816, 1423360, 1495040, 1623520, 2597632, 2846720, 3247040, 5195264, 6494080, 10390528, 12988160, 20781056, 25976320, 41562112, 51952640, 103905280, 207810560]

約数ペア:

[(1, 207810560), (2, 103905280), (4, 51952640), (5, 41562112), (8, 25976320), (10, 20781056), (16, 12988160), (20, 10390528), (32, 6494080), (40, 5195264), (64, 3247040), (73, 2846720), (80, 2597632), (128, 1623520), (139, 1495040), (146, 1423360), (160, 1298816), (256, 811760), (278, 747520), (292, 711680), (320, 649408), (365, 569344), (512, 405880), (556, 373760), (584, 355840), (640, 324704), (695, 299008), (730, 284672), (1024, 202940), (1112, 186880), (1168, 177920), (1280, 162352), (1390, 149504), (1460, 142336), (2048, 101470), (2224, 93440), (2336, 88960), (2560, 81176), (2780, 74752), (2920, 71168), (4096, 50735), (4448, 46720), (4672, 44480), (5120, 40588), (5560, 37376), (5840, 35584), (8896, 23360), (9344, 22240), (10147, 20480), (10240, 20294), (11120, 18688), (11680, 17792)]