309578880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 256

約数和(自身を含む): 1082995200

約数和(自身を除く): 773416320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 79, 80, 96, 104, 120, 128, 130, 156, 157, 158, 160, 192, 195, 208, 237, 240, 260, 312, 314, 316, 320, 384, 390, 395, 416, 471, 474, 480, 520, 624, 628, 632, 640, 780, 785, 790, 832, 942, 948, 960, 1027, 1040, 1185, 1248, 1256, 1264, 1560, 1570, 1580, 1664, 1884, 1896, 1920, 2041, 2054, 2080, 2355, 2370, 2496, 2512, 2528, 3081, 3120, 3140, 3160, 3768, 3792, 4082, 4108, 4160, 4710, 4740, 4992, 5024, 5056, 5135, 6123, 6162, 6240, 6280, 6320, 7536, 7584, 8164, 8216, 8320, 9420, 9480, 10048, 10112, 10205, 10270, 12246, 12324, 12403, 12480, 12560, 12640, 15072, 15168, 15405, 16328, 16432, 18840, 18960, 20096, 20410, 20540, 24492, 24648, 24806, 24960, 25120, 25280, 30144, 30336, 30615, 30810, 32656, 32864, 37209, 37680, 37920, 40820, 41080, 48984, 49296, 49612, 50240, 50560, 60288, 61230, 61620, 62015, 65312, 65728, 74418, 75360, 75840, 81640, 82160, 97968, 98592, 99224, 100480, 122460, 123240, 124030, 130624, 131456, 148836, 150720, 151680, 161239, 163280, 164320, 186045, 195936, 197184, 198448, 244920, 246480, 248060, 261248, 297672, 301440, 322478, 326560, 328640, 372090, 391872, 394368, 396896, 483717, 489840, 492960, 496120, 595344, 644956, 653120, 657280, 744180, 783744, 793792, 806195, 967434, 979680, 985920, 992240, 1190688, 1289912, 1306240, 1488360, 1587584, 1612390, 1934868, 1959360, 1971840, 1984480, 2381376, 2418585, 2579824, 2976720, 3224780, 3869736, 3918720, 3968960, 4762752, 4837170, 5159648, 5953440, 6449560, 7739472, 7937920, 9674340, 10319296, 11906880, 12899120, 15478944, 19348680, 20638592, 23813760, 25798240, 30957888, 38697360, 51596480, 61915776, 77394720, 103192960, 154789440, 309578880]

約数ペア:

[(1, 309578880), (2, 154789440), (3, 103192960), (4, 77394720), (5, 61915776), (6, 51596480), (8, 38697360), (10, 30957888), (12, 25798240), (13, 23813760), (15, 20638592), (16, 19348680), (20, 15478944), (24, 12899120), (26, 11906880), (30, 10319296), (32, 9674340), (39, 7937920), (40, 7739472), (48, 6449560), (52, 5953440), (60, 5159648), (64, 4837170), (65, 4762752), (78, 3968960), (79, 3918720), (80, 3869736), (96, 3224780), (104, 2976720), (120, 2579824), (128, 2418585), (130, 2381376), (156, 1984480), (157, 1971840), (158, 1959360), (160, 1934868), (192, 1612390), (195, 1587584), (208, 1488360), (237, 1306240), (240, 1289912), (260, 1190688), (312, 992240), (314, 985920), (316, 979680), (320, 967434), (384, 806195), (390, 793792), (395, 783744), (416, 744180), (471, 657280), (474, 653120), (480, 644956), (520, 595344), (624, 496120), (628, 492960), (632, 489840), (640, 483717), (780, 396896), (785, 394368), (790, 391872), (832, 372090), (942, 328640), (948, 326560), (960, 322478), (1027, 301440), (1040, 297672), (1185, 261248), (1248, 248060), (1256, 246480), (1264, 244920), (1560, 198448), (1570, 197184), (1580, 195936), (1664, 186045), (1884, 164320), (1896, 163280), (1920, 161239), (2041, 151680), (2054, 150720), (2080, 148836), (2355, 131456), (2370, 130624), (2496, 124030), (2512, 123240), (2528, 122460), (3081, 100480), (3120, 99224), (3140, 98592), (3160, 97968), (3768, 82160), (3792, 81640), (4082, 75840), (4108, 75360), (4160, 74418), (4710, 65728), (4740, 65312), (4992, 62015), (5024, 61620), (5056, 61230), (5135, 60288), (6123, 50560), (6162, 50240), (6240, 49612), (6280, 49296), (6320, 48984), (7536, 41080), (7584, 40820), (8164, 37920), (8216, 37680), (8320, 37209), (9420, 32864), (9480, 32656), (10048, 30810), (10112, 30615), (10205, 30336), (10270, 30144), (12246, 25280), (12324, 25120), (12403, 24960), (12480, 24806), (12560, 24648), (12640, 24492), (15072, 20540), (15168, 20410), (15405, 20096), (16328, 18960), (16432, 18840)]