66910480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:154

約数の個数: 180

約数和(自身を含む): 197896932

約数和(自身を除く): 130986452

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 101, 104, 112, 130, 140, 169, 182, 196, 202, 208, 245, 260, 280, 338, 364, 392, 404, 455, 490, 505, 520, 560, 637, 676, 707, 728, 784, 808, 845, 910, 980, 1010, 1040, 1183, 1274, 1313, 1352, 1414, 1456, 1616, 1690, 1820, 1960, 2020, 2366, 2548, 2626, 2704, 2828, 3185, 3380, 3535, 3640, 3920, 4040, 4732, 4949, 5096, 5252, 5656, 5915, 6370, 6565, 6760, 7070, 7280, 8080, 8281, 9191, 9464, 9898, 10192, 10504, 11312, 11830, 12740, 13130, 13520, 14140, 16562, 17069, 18382, 18928, 19796, 21008, 23660, 24745, 25480, 26260, 28280, 33124, 34138, 36764, 39592, 41405, 45955, 47320, 49490, 50960, 52520, 56560, 64337, 66248, 68276, 73528, 79184, 82810, 85345, 91910, 94640, 98980, 105040, 119483, 128674, 132496, 136552, 147056, 165620, 170690, 183820, 197960, 238966, 257348, 273104, 321685, 331240, 341380, 367640, 395920, 477932, 514696, 597415, 643370, 662480, 682760, 735280, 836381, 955864, 1029392, 1194830, 1286740, 1365520, 1672762, 1911728, 2389660, 2573480, 3345524, 4181905, 4779320, 5146960, 6691048, 8363810, 9558640, 13382096, 16727620, 33455240, 66910480]

約数ペア:

[(1, 66910480), (2, 33455240), (4, 16727620), (5, 13382096), (7, 9558640), (8, 8363810), (10, 6691048), (13, 5146960), (14, 4779320), (16, 4181905), (20, 3345524), (26, 2573480), (28, 2389660), (35, 1911728), (40, 1672762), (49, 1365520), (52, 1286740), (56, 1194830), (65, 1029392), (70, 955864), (80, 836381), (91, 735280), (98, 682760), (101, 662480), (104, 643370), (112, 597415), (130, 514696), (140, 477932), (169, 395920), (182, 367640), (196, 341380), (202, 331240), (208, 321685), (245, 273104), (260, 257348), (280, 238966), (338, 197960), (364, 183820), (392, 170690), (404, 165620), (455, 147056), (490, 136552), (505, 132496), (520, 128674), (560, 119483), (637, 105040), (676, 98980), (707, 94640), (728, 91910), (784, 85345), (808, 82810), (845, 79184), (910, 73528), (980, 68276), (1010, 66248), (1040, 64337), (1183, 56560), (1274, 52520), (1313, 50960), (1352, 49490), (1414, 47320), (1456, 45955), (1616, 41405), (1690, 39592), (1820, 36764), (1960, 34138), (2020, 33124), (2366, 28280), (2548, 26260), (2626, 25480), (2704, 24745), (2828, 23660), (3185, 21008), (3380, 19796), (3535, 18928), (3640, 18382), (3920, 17069), (4040, 16562), (4732, 14140), (4949, 13520), (5096, 13130), (5252, 12740), (5656, 11830), (5915, 11312), (6370, 10504), (6565, 10192), (6760, 9898), (7070, 9464), (7280, 9191), (8080, 8281)]