78085280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 235726848

約数和(自身を除く): 157641568

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 173, 182, 208, 217, 224, 248, 260, 280, 310, 346, 364, 403, 416, 434, 455, 496, 520, 560, 620, 692, 728, 806, 865, 868, 910, 992, 1040, 1085, 1120, 1211, 1240, 1384, 1456, 1612, 1730, 1736, 1820, 2015, 2080, 2170, 2249, 2422, 2480, 2768, 2821, 2912, 3224, 3460, 3472, 3640, 4030, 4340, 4498, 4844, 4960, 5363, 5536, 5642, 6055, 6448, 6920, 6944, 7280, 8060, 8680, 8996, 9688, 10726, 11245, 11284, 12110, 12896, 13840, 14105, 14560, 15743, 16120, 17360, 17992, 19376, 21452, 22490, 22568, 24220, 26815, 27680, 28210, 31486, 32240, 34720, 35984, 37541, 38752, 42904, 44980, 45136, 48440, 53630, 56420, 62972, 64480, 69719, 71968, 75082, 78715, 85808, 89960, 90272, 96880, 107260, 112840, 125944, 139438, 150164, 157430, 171616, 179920, 187705, 193760, 214520, 225680, 251888, 278876, 300328, 314860, 348595, 359840, 375410, 429040, 451360, 488033, 503776, 557752, 600656, 629720, 697190, 750820, 858080, 976066, 1115504, 1201312, 1259440, 1394380, 1501640, 1952132, 2231008, 2440165, 2518880, 2788760, 3003280, 3904264, 4880330, 5577520, 6006560, 7808528, 9760660, 11155040, 15617056, 19521320, 39042640, 78085280]

約数ペア:

[(1, 78085280), (2, 39042640), (4, 19521320), (5, 15617056), (7, 11155040), (8, 9760660), (10, 7808528), (13, 6006560), (14, 5577520), (16, 4880330), (20, 3904264), (26, 3003280), (28, 2788760), (31, 2518880), (32, 2440165), (35, 2231008), (40, 1952132), (52, 1501640), (56, 1394380), (62, 1259440), (65, 1201312), (70, 1115504), (80, 976066), (91, 858080), (104, 750820), (112, 697190), (124, 629720), (130, 600656), (140, 557752), (155, 503776), (160, 488033), (173, 451360), (182, 429040), (208, 375410), (217, 359840), (224, 348595), (248, 314860), (260, 300328), (280, 278876), (310, 251888), (346, 225680), (364, 214520), (403, 193760), (416, 187705), (434, 179920), (455, 171616), (496, 157430), (520, 150164), (560, 139438), (620, 125944), (692, 112840), (728, 107260), (806, 96880), (865, 90272), (868, 89960), (910, 85808), (992, 78715), (1040, 75082), (1085, 71968), (1120, 69719), (1211, 64480), (1240, 62972), (1384, 56420), (1456, 53630), (1612, 48440), (1730, 45136), (1736, 44980), (1820, 42904), (2015, 38752), (2080, 37541), (2170, 35984), (2249, 34720), (2422, 32240), (2480, 31486), (2768, 28210), (2821, 27680), (2912, 26815), (3224, 24220), (3460, 22568), (3472, 22490), (3640, 21452), (4030, 19376), (4340, 17992), (4498, 17360), (4844, 16120), (4960, 15743), (5363, 14560), (5536, 14105), (5642, 13840), (6055, 12896), (6448, 12110), (6920, 11284), (6944, 11245), (7280, 10726), (8060, 9688), (8680, 8996)]