66906560

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:299

約数の個数: 168

約数和(自身を含む): 197016624

約数和(自身を除く): 130110064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 251, 272, 280, 320, 340, 392, 448, 476, 490, 502, 544, 560, 595, 680, 784, 833, 952, 980, 1004, 1088, 1120, 1190, 1255, 1360, 1568, 1666, 1757, 1904, 1960, 2008, 2240, 2380, 2510, 2720, 3136, 3332, 3514, 3808, 3920, 4016, 4165, 4267, 4760, 5020, 5440, 6664, 7028, 7616, 7840, 8032, 8330, 8534, 8785, 9520, 10040, 12299, 13328, 14056, 15680, 16064, 16660, 17068, 17570, 19040, 20080, 21335, 24598, 26656, 28112, 29869, 33320, 34136, 35140, 38080, 40160, 42670, 49196, 53312, 56224, 59738, 61495, 66640, 68272, 70280, 80320, 85340, 98392, 112448, 119476, 122990, 133280, 136544, 140560, 149345, 170680, 196784, 209083, 238952, 245980, 266560, 273088, 281120, 298690, 341360, 393568, 418166, 477904, 491960, 562240, 597380, 682720, 787136, 836332, 955808, 983920, 1045415, 1194760, 1365440, 1672664, 1911616, 1967840, 2090830, 2389520, 3345328, 3935680, 4181660, 4779040, 6690656, 8363320, 9558080, 13381312, 16726640, 33453280, 66906560]

約数ペア:

[(1, 66906560), (2, 33453280), (4, 16726640), (5, 13381312), (7, 9558080), (8, 8363320), (10, 6690656), (14, 4779040), (16, 4181660), (17, 3935680), (20, 3345328), (28, 2389520), (32, 2090830), (34, 1967840), (35, 1911616), (40, 1672664), (49, 1365440), (56, 1194760), (64, 1045415), (68, 983920), (70, 955808), (80, 836332), (85, 787136), (98, 682720), (112, 597380), (119, 562240), (136, 491960), (140, 477904), (160, 418166), (170, 393568), (196, 341360), (224, 298690), (238, 281120), (245, 273088), (251, 266560), (272, 245980), (280, 238952), (320, 209083), (340, 196784), (392, 170680), (448, 149345), (476, 140560), (490, 136544), (502, 133280), (544, 122990), (560, 119476), (595, 112448), (680, 98392), (784, 85340), (833, 80320), (952, 70280), (980, 68272), (1004, 66640), (1088, 61495), (1120, 59738), (1190, 56224), (1255, 53312), (1360, 49196), (1568, 42670), (1666, 40160), (1757, 38080), (1904, 35140), (1960, 34136), (2008, 33320), (2240, 29869), (2380, 28112), (2510, 26656), (2720, 24598), (3136, 21335), (3332, 20080), (3514, 19040), (3808, 17570), (3920, 17068), (4016, 16660), (4165, 16064), (4267, 15680), (4760, 14056), (5020, 13328), (5440, 12299), (6664, 10040), (7028, 9520), (7616, 8785), (7840, 8534), (8032, 8330)]