131684280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:454

約数の個数: 256

約数和(自身を含む): 503193600

約数和(自身を除く): 371509320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 389, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 778, 780, 806, 840, 868, 910, 930, 1085, 1092, 1167, 1209, 1240, 1302, 1365, 1556, 1560, 1612, 1736, 1820, 1860, 1945, 2015, 2170, 2184, 2334, 2418, 2604, 2723, 2730, 2821, 3112, 3224, 3255, 3640, 3720, 3890, 4030, 4340, 4668, 4836, 5057, 5208, 5446, 5460, 5642, 5835, 6045, 6510, 7780, 8060, 8169, 8463, 8680, 9336, 9672, 10114, 10892, 10920, 11284, 11670, 12059, 12090, 13020, 13615, 14105, 15171, 15560, 16120, 16338, 16926, 20228, 21784, 22568, 23340, 24118, 24180, 25285, 26040, 27230, 28210, 30342, 32676, 33852, 35399, 36177, 40456, 40845, 42315, 46680, 48236, 48360, 50570, 54460, 56420, 60295, 60684, 65352, 67704, 70798, 72354, 75855, 81690, 84413, 84630, 96472, 101140, 106197, 108920, 112840, 120590, 121368, 141596, 144708, 151710, 156767, 163380, 168826, 169260, 176995, 180885, 202280, 212394, 241180, 253239, 283192, 289416, 303420, 313534, 326760, 337652, 338520, 353990, 361770, 422065, 424788, 470301, 482360, 506478, 530985, 606840, 627068, 675304, 707980, 723540, 783835, 844130, 849576, 940602, 1012956, 1061970, 1097369, 1254136, 1266195, 1415960, 1447080, 1567670, 1688260, 1881204, 2025912, 2123940, 2194738, 2351505, 2532390, 3135340, 3292107, 3376520, 3762408, 4247880, 4389476, 4703010, 5064780, 5486845, 6270680, 6584214, 8778952, 9406020, 10129560, 10973690, 13168428, 16460535, 18812040, 21947380, 26336856, 32921070, 43894760, 65842140, 131684280]

約数ペア:

[(1, 131684280), (2, 65842140), (3, 43894760), (4, 32921070), (5, 26336856), (6, 21947380), (7, 18812040), (8, 16460535), (10, 13168428), (12, 10973690), (13, 10129560), (14, 9406020), (15, 8778952), (20, 6584214), (21, 6270680), (24, 5486845), (26, 5064780), (28, 4703010), (30, 4389476), (31, 4247880), (35, 3762408), (39, 3376520), (40, 3292107), (42, 3135340), (52, 2532390), (56, 2351505), (60, 2194738), (62, 2123940), (65, 2025912), (70, 1881204), (78, 1688260), (84, 1567670), (91, 1447080), (93, 1415960), (104, 1266195), (105, 1254136), (120, 1097369), (124, 1061970), (130, 1012956), (140, 940602), (155, 849576), (156, 844130), (168, 783835), (182, 723540), (186, 707980), (195, 675304), (210, 627068), (217, 606840), (248, 530985), (260, 506478), (273, 482360), (280, 470301), (310, 424788), (312, 422065), (364, 361770), (372, 353990), (389, 338520), (390, 337652), (403, 326760), (420, 313534), (434, 303420), (455, 289416), (465, 283192), (520, 253239), (546, 241180), (620, 212394), (651, 202280), (728, 180885), (744, 176995), (778, 169260), (780, 168826), (806, 163380), (840, 156767), (868, 151710), (910, 144708), (930, 141596), (1085, 121368), (1092, 120590), (1167, 112840), (1209, 108920), (1240, 106197), (1302, 101140), (1365, 96472), (1556, 84630), (1560, 84413), (1612, 81690), (1736, 75855), (1820, 72354), (1860, 70798), (1945, 67704), (2015, 65352), (2170, 60684), (2184, 60295), (2334, 56420), (2418, 54460), (2604, 50570), (2723, 48360), (2730, 48236), (2821, 46680), (3112, 42315), (3224, 40845), (3255, 40456), (3640, 36177), (3720, 35399), (3890, 33852), (4030, 32676), (4340, 30342), (4668, 28210), (4836, 27230), (5057, 26040), (5208, 25285), (5446, 24180), (5460, 24118), (5642, 23340), (5835, 22568), (6045, 21784), (6510, 20228), (7780, 16926), (8060, 16338), (8169, 16120), (8463, 15560), (8680, 15171), (9336, 14105), (9672, 13615), (10114, 13020), (10892, 12090), (10920, 12059), (11284, 11670)]