128950080

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 224

約数和(自身を含む): 483778560

約数和(自身を除く): 354828480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 619, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1085, 1120, 1238, 1240, 1302, 1344, 1488, 1680, 1736, 1857, 1860, 1984, 2170, 2240, 2476, 2480, 2604, 2976, 3095, 3255, 3360, 3472, 3714, 3720, 4333, 4340, 4952, 4960, 5208, 5952, 6190, 6510, 6720, 6944, 7428, 7440, 8666, 8680, 9285, 9904, 9920, 10416, 12380, 12999, 13020, 13888, 14856, 14880, 17332, 17360, 18570, 19189, 19808, 20832, 21665, 24760, 25998, 26040, 29712, 29760, 34664, 34720, 37140, 38378, 39616, 41664, 43330, 49520, 51996, 52080, 57567, 59424, 64995, 69328, 69440, 74280, 76756, 86660, 95945, 99040, 103992, 104160, 115134, 118848, 129990, 134323, 138656, 148560, 153512, 173320, 191890, 198080, 207984, 208320, 230268, 259980, 268646, 277312, 287835, 297120, 307024, 346640, 383780, 402969, 415968, 460536, 519960, 537292, 575670, 594240, 614048, 671615, 693280, 767560, 805938, 831936, 921072, 1039920, 1074584, 1151340, 1228096, 1343230, 1386560, 1535120, 1611876, 1842144, 2014845, 2079840, 2149168, 2302680, 2686460, 3070240, 3223752, 3684288, 4029690, 4159680, 4298336, 4605360, 5372920, 6140480, 6447504, 8059380, 8596672, 9210720, 10745840, 12895008, 16118760, 18421440, 21491680, 25790016, 32237520, 42983360, 64475040, 128950080]

約数ペア:

[(1, 128950080), (2, 64475040), (3, 42983360), (4, 32237520), (5, 25790016), (6, 21491680), (7, 18421440), (8, 16118760), (10, 12895008), (12, 10745840), (14, 9210720), (15, 8596672), (16, 8059380), (20, 6447504), (21, 6140480), (24, 5372920), (28, 4605360), (30, 4298336), (31, 4159680), (32, 4029690), (35, 3684288), (40, 3223752), (42, 3070240), (48, 2686460), (56, 2302680), (60, 2149168), (62, 2079840), (64, 2014845), (70, 1842144), (80, 1611876), (84, 1535120), (93, 1386560), (96, 1343230), (105, 1228096), (112, 1151340), (120, 1074584), (124, 1039920), (140, 921072), (155, 831936), (160, 805938), (168, 767560), (186, 693280), (192, 671615), (210, 614048), (217, 594240), (224, 575670), (240, 537292), (248, 519960), (280, 460536), (310, 415968), (320, 402969), (336, 383780), (372, 346640), (420, 307024), (434, 297120), (448, 287835), (465, 277312), (480, 268646), (496, 259980), (560, 230268), (619, 208320), (620, 207984), (651, 198080), (672, 191890), (744, 173320), (840, 153512), (868, 148560), (930, 138656), (960, 134323), (992, 129990), (1085, 118848), (1120, 115134), (1238, 104160), (1240, 103992), (1302, 99040), (1344, 95945), (1488, 86660), (1680, 76756), (1736, 74280), (1857, 69440), (1860, 69328), (1984, 64995), (2170, 59424), (2240, 57567), (2476, 52080), (2480, 51996), (2604, 49520), (2976, 43330), (3095, 41664), (3255, 39616), (3360, 38378), (3472, 37140), (3714, 34720), (3720, 34664), (4333, 29760), (4340, 29712), (4952, 26040), (4960, 25998), (5208, 24760), (5952, 21665), (6190, 20832), (6510, 19808), (6720, 19189), (6944, 18570), (7428, 17360), (7440, 17332), (8666, 14880), (8680, 14856), (9285, 13888), (9904, 13020), (9920, 12999), (10416, 12380)]