261614080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1123}}^1$

素因数の和:1166

約数の個数: 160

約数和(自身を含む): 772700544

約数和(自身を除く): 511086464

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1123, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2246, 2560, 2912, 3328, 3584, 3640, 4160, 4480, 4492, 5615, 5824, 6656, 7280, 7861, 8320, 8960, 8984, 11230, 11648, 14560, 14599, 15722, 16640, 17920, 17968, 22460, 23296, 29120, 29198, 31444, 33280, 35936, 39305, 44920, 46592, 58240, 58396, 62888, 71872, 72995, 78610, 89840, 102193, 116480, 116792, 125776, 143744, 145990, 157220, 179680, 204386, 232960, 233584, 251552, 287488, 291980, 314440, 359360, 408772, 467168, 503104, 510965, 574976, 583960, 628880, 718720, 817544, 934336, 1006208, 1021930, 1167920, 1257760, 1437440, 1635088, 1868672, 2012416, 2043860, 2335840, 2515520, 2874880, 3270176, 3737344, 4024832, 4087720, 4671680, 5031040, 6540352, 7474688, 8175440, 9343360, 10062080, 13080704, 16350880, 18686720, 20124160, 26161408, 32701760, 37373440, 52322816, 65403520, 130807040, 261614080]

約数ペア:

[(1, 261614080), (2, 130807040), (4, 65403520), (5, 52322816), (7, 37373440), (8, 32701760), (10, 26161408), (13, 20124160), (14, 18686720), (16, 16350880), (20, 13080704), (26, 10062080), (28, 9343360), (32, 8175440), (35, 7474688), (40, 6540352), (52, 5031040), (56, 4671680), (64, 4087720), (65, 4024832), (70, 3737344), (80, 3270176), (91, 2874880), (104, 2515520), (112, 2335840), (128, 2043860), (130, 2012416), (140, 1868672), (160, 1635088), (182, 1437440), (208, 1257760), (224, 1167920), (256, 1021930), (260, 1006208), (280, 934336), (320, 817544), (364, 718720), (416, 628880), (448, 583960), (455, 574976), (512, 510965), (520, 503104), (560, 467168), (640, 408772), (728, 359360), (832, 314440), (896, 291980), (910, 287488), (1040, 251552), (1120, 233584), (1123, 232960), (1280, 204386), (1456, 179680), (1664, 157220), (1792, 145990), (1820, 143744), (2080, 125776), (2240, 116792), (2246, 116480), (2560, 102193), (2912, 89840), (3328, 78610), (3584, 72995), (3640, 71872), (4160, 62888), (4480, 58396), (4492, 58240), (5615, 46592), (5824, 44920), (6656, 39305), (7280, 35936), (7861, 33280), (8320, 31444), (8960, 29198), (8984, 29120), (11230, 23296), (11648, 22460), (14560, 17968), (14599, 17920), (15722, 16640)]