78497160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:300

約数の個数: 256

約数和(自身を含む): 298598400

約数和(自身を除く): 220101240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 23, 24, 28, 30, 34, 35, 40, 42, 46, 51, 56, 60, 68, 69, 70, 84, 85, 92, 102, 105, 115, 119, 120, 136, 138, 140, 161, 168, 170, 184, 204, 210, 230, 238, 239, 255, 276, 280, 322, 340, 345, 357, 391, 408, 420, 460, 476, 478, 483, 510, 552, 595, 644, 680, 690, 714, 717, 782, 805, 840, 920, 952, 956, 966, 1020, 1173, 1190, 1195, 1288, 1380, 1428, 1434, 1564, 1610, 1673, 1785, 1912, 1932, 1955, 2040, 2346, 2380, 2390, 2415, 2737, 2760, 2856, 2868, 3128, 3220, 3346, 3570, 3585, 3864, 3910, 4063, 4692, 4760, 4780, 4830, 5019, 5474, 5497, 5736, 5865, 6440, 6692, 7140, 7170, 7820, 8126, 8211, 8365, 9384, 9560, 9660, 10038, 10948, 10994, 11730, 12189, 13384, 13685, 14280, 14340, 15640, 16252, 16422, 16491, 16730, 19320, 20076, 20315, 21896, 21988, 23460, 24378, 25095, 27370, 27485, 28441, 28680, 32504, 32844, 32982, 33460, 38479, 40152, 40630, 41055, 43976, 46920, 48756, 50190, 54740, 54970, 56882, 60945, 65688, 65964, 66920, 76958, 81260, 82110, 82455, 85323, 93449, 97512, 100380, 109480, 109940, 113764, 115437, 121890, 131928, 142205, 153916, 162520, 164220, 164910, 170646, 186898, 192395, 200760, 219880, 227528, 230874, 243780, 280347, 284410, 307832, 328440, 329820, 341292, 373796, 384790, 426615, 461748, 467245, 487560, 560694, 568820, 577185, 654143, 659640, 682584, 747592, 769580, 853230, 923496, 934490, 1121388, 1137640, 1154370, 1308286, 1401735, 1539160, 1706460, 1868980, 1962429, 2242776, 2308740, 2616572, 2803470, 3270715, 3412920, 3737960, 3924858, 4617480, 5233144, 5606940, 6541430, 7849716, 9812145, 11213880, 13082860, 15699432, 19624290, 26165720, 39248580, 78497160]

約数ペア:

[(1, 78497160), (2, 39248580), (3, 26165720), (4, 19624290), (5, 15699432), (6, 13082860), (7, 11213880), (8, 9812145), (10, 7849716), (12, 6541430), (14, 5606940), (15, 5233144), (17, 4617480), (20, 3924858), (21, 3737960), (23, 3412920), (24, 3270715), (28, 2803470), (30, 2616572), (34, 2308740), (35, 2242776), (40, 1962429), (42, 1868980), (46, 1706460), (51, 1539160), (56, 1401735), (60, 1308286), (68, 1154370), (69, 1137640), (70, 1121388), (84, 934490), (85, 923496), (92, 853230), (102, 769580), (105, 747592), (115, 682584), (119, 659640), (120, 654143), (136, 577185), (138, 568820), (140, 560694), (161, 487560), (168, 467245), (170, 461748), (184, 426615), (204, 384790), (210, 373796), (230, 341292), (238, 329820), (239, 328440), (255, 307832), (276, 284410), (280, 280347), (322, 243780), (340, 230874), (345, 227528), (357, 219880), (391, 200760), (408, 192395), (420, 186898), (460, 170646), (476, 164910), (478, 164220), (483, 162520), (510, 153916), (552, 142205), (595, 131928), (644, 121890), (680, 115437), (690, 113764), (714, 109940), (717, 109480), (782, 100380), (805, 97512), (840, 93449), (920, 85323), (952, 82455), (956, 82110), (966, 81260), (1020, 76958), (1173, 66920), (1190, 65964), (1195, 65688), (1288, 60945), (1380, 56882), (1428, 54970), (1434, 54740), (1564, 50190), (1610, 48756), (1673, 46920), (1785, 43976), (1912, 41055), (1932, 40630), (1955, 40152), (2040, 38479), (2346, 33460), (2380, 32982), (2390, 32844), (2415, 32504), (2737, 28680), (2760, 28441), (2856, 27485), (2868, 27370), (3128, 25095), (3220, 24378), (3346, 23460), (3570, 21988), (3585, 21896), (3864, 20315), (3910, 20076), (4063, 19320), (4692, 16730), (4760, 16491), (4780, 16422), (4830, 16252), (5019, 15640), (5474, 14340), (5497, 14280), (5736, 13685), (5865, 13384), (6440, 12189), (6692, 11730), (7140, 10994), (7170, 10948), (7820, 10038), (8126, 9660), (8211, 9560), (8365, 9384)]