172717440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 256

約数和(自身を含む): 641571840

約数和(自身を除く): 468854400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 71, 80, 84, 96, 105, 112, 120, 128, 140, 142, 160, 168, 181, 192, 210, 213, 224, 240, 280, 284, 320, 336, 355, 362, 384, 420, 426, 448, 480, 497, 543, 560, 568, 640, 672, 710, 724, 840, 852, 896, 905, 960, 994, 1065, 1086, 1120, 1136, 1267, 1344, 1420, 1448, 1491, 1680, 1704, 1810, 1920, 1988, 2130, 2172, 2240, 2272, 2485, 2534, 2688, 2715, 2840, 2896, 2982, 3360, 3408, 3620, 3801, 3976, 4260, 4344, 4480, 4544, 4970, 5068, 5430, 5680, 5792, 5964, 6335, 6720, 6816, 7240, 7455, 7602, 7952, 8520, 8688, 9088, 9940, 10136, 10860, 11360, 11584, 11928, 12670, 12851, 13440, 13632, 14480, 14910, 15204, 15904, 17040, 17376, 19005, 19880, 20272, 21720, 22720, 23168, 23856, 25340, 25702, 27264, 28960, 29820, 30408, 31808, 34080, 34752, 38010, 38553, 39760, 40544, 43440, 45440, 47712, 50680, 51404, 57920, 59640, 60816, 63616, 64255, 68160, 69504, 76020, 77106, 79520, 81088, 86880, 89957, 95424, 101360, 102808, 115840, 119280, 121632, 128510, 136320, 152040, 154212, 159040, 162176, 173760, 179914, 190848, 192765, 202720, 205616, 238560, 243264, 257020, 269871, 304080, 308424, 318080, 347520, 359828, 385530, 405440, 411232, 449785, 477120, 486528, 514040, 539742, 608160, 616848, 719656, 771060, 810880, 822464, 899570, 954240, 1028080, 1079484, 1216320, 1233696, 1349355, 1439312, 1542120, 1644928, 1799140, 2056160, 2158968, 2432640, 2467392, 2698710, 2878624, 3084240, 3598280, 4112320, 4317936, 4934784, 5397420, 5757248, 6168480, 7196560, 8224640, 8635872, 10794840, 11514496, 12336960, 14393120, 17271744, 21589680, 24673920, 28786240, 34543488, 43179360, 57572480, 86358720, 172717440]

約数ペア:

[(1, 172717440), (2, 86358720), (3, 57572480), (4, 43179360), (5, 34543488), (6, 28786240), (7, 24673920), (8, 21589680), (10, 17271744), (12, 14393120), (14, 12336960), (15, 11514496), (16, 10794840), (20, 8635872), (21, 8224640), (24, 7196560), (28, 6168480), (30, 5757248), (32, 5397420), (35, 4934784), (40, 4317936), (42, 4112320), (48, 3598280), (56, 3084240), (60, 2878624), (64, 2698710), (70, 2467392), (71, 2432640), (80, 2158968), (84, 2056160), (96, 1799140), (105, 1644928), (112, 1542120), (120, 1439312), (128, 1349355), (140, 1233696), (142, 1216320), (160, 1079484), (168, 1028080), (181, 954240), (192, 899570), (210, 822464), (213, 810880), (224, 771060), (240, 719656), (280, 616848), (284, 608160), (320, 539742), (336, 514040), (355, 486528), (362, 477120), (384, 449785), (420, 411232), (426, 405440), (448, 385530), (480, 359828), (497, 347520), (543, 318080), (560, 308424), (568, 304080), (640, 269871), (672, 257020), (710, 243264), (724, 238560), (840, 205616), (852, 202720), (896, 192765), (905, 190848), (960, 179914), (994, 173760), (1065, 162176), (1086, 159040), (1120, 154212), (1136, 152040), (1267, 136320), (1344, 128510), (1420, 121632), (1448, 119280), (1491, 115840), (1680, 102808), (1704, 101360), (1810, 95424), (1920, 89957), (1988, 86880), (2130, 81088), (2172, 79520), (2240, 77106), (2272, 76020), (2485, 69504), (2534, 68160), (2688, 64255), (2715, 63616), (2840, 60816), (2896, 59640), (2982, 57920), (3360, 51404), (3408, 50680), (3620, 47712), (3801, 45440), (3976, 43440), (4260, 40544), (4344, 39760), (4480, 38553), (4544, 38010), (4970, 34752), (5068, 34080), (5430, 31808), (5680, 30408), (5792, 29820), (5964, 28960), (6335, 27264), (6720, 25702), (6816, 25340), (7240, 23856), (7455, 23168), (7602, 22720), (7952, 21720), (8520, 20272), (8688, 19880), (9088, 19005), (9940, 17376), (10136, 17040), (10860, 15904), (11360, 15204), (11584, 14910), (11928, 14480), (12670, 13632), (12851, 13440)]