220178560

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 256

約数和(自身を含む): 660960000

約数和(自身を除く): 440781440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 59, 64, 68, 70, 80, 85, 98, 112, 118, 119, 128, 136, 140, 160, 170, 196, 224, 236, 238, 245, 272, 280, 295, 320, 340, 343, 392, 413, 448, 472, 476, 490, 544, 560, 590, 595, 640, 680, 686, 784, 826, 833, 896, 944, 952, 980, 1003, 1088, 1120, 1180, 1190, 1360, 1372, 1568, 1652, 1666, 1715, 1888, 1904, 1960, 2006, 2065, 2176, 2240, 2360, 2380, 2720, 2744, 2891, 3136, 3304, 3332, 3430, 3776, 3808, 3920, 4012, 4130, 4165, 4480, 4720, 4760, 5015, 5440, 5488, 5782, 5831, 6272, 6608, 6664, 6860, 7021, 7552, 7616, 7840, 8024, 8260, 8330, 9440, 9520, 10030, 10880, 10976, 11564, 11662, 13216, 13328, 13720, 14042, 14455, 15232, 15680, 16048, 16520, 16660, 18880, 19040, 20060, 20237, 21952, 23128, 23324, 26432, 26656, 27440, 28084, 28910, 29155, 31360, 32096, 33040, 33320, 35105, 37760, 38080, 40120, 40474, 43904, 46256, 46648, 49147, 52864, 53312, 54880, 56168, 57820, 58310, 64192, 66080, 66640, 70210, 76160, 80240, 80948, 92512, 93296, 98294, 101185, 106624, 109760, 112336, 115640, 116620, 128384, 132160, 133280, 140420, 160480, 161896, 185024, 186592, 196588, 202370, 219520, 224672, 231280, 233240, 245735, 264320, 266560, 280840, 320960, 323792, 344029, 370048, 373184, 393176, 404740, 449344, 462560, 466480, 491470, 533120, 561680, 641920, 647584, 688058, 746368, 786352, 809480, 898688, 925120, 932960, 982940, 1123360, 1295168, 1376116, 1572704, 1618960, 1720145, 1850240, 1865920, 1965880, 2246720, 2590336, 2752232, 3145408, 3237920, 3440290, 3731840, 3931760, 4493440, 5504464, 6290816, 6475840, 6880580, 7863520, 11008928, 12951680, 13761160, 15727040, 22017856, 27522320, 31454080, 44035712, 55044640, 110089280, 220178560]

約数ペア:

[(1, 220178560), (2, 110089280), (4, 55044640), (5, 44035712), (7, 31454080), (8, 27522320), (10, 22017856), (14, 15727040), (16, 13761160), (17, 12951680), (20, 11008928), (28, 7863520), (32, 6880580), (34, 6475840), (35, 6290816), (40, 5504464), (49, 4493440), (56, 3931760), (59, 3731840), (64, 3440290), (68, 3237920), (70, 3145408), (80, 2752232), (85, 2590336), (98, 2246720), (112, 1965880), (118, 1865920), (119, 1850240), (128, 1720145), (136, 1618960), (140, 1572704), (160, 1376116), (170, 1295168), (196, 1123360), (224, 982940), (236, 932960), (238, 925120), (245, 898688), (272, 809480), (280, 786352), (295, 746368), (320, 688058), (340, 647584), (343, 641920), (392, 561680), (413, 533120), (448, 491470), (472, 466480), (476, 462560), (490, 449344), (544, 404740), (560, 393176), (590, 373184), (595, 370048), (640, 344029), (680, 323792), (686, 320960), (784, 280840), (826, 266560), (833, 264320), (896, 245735), (944, 233240), (952, 231280), (980, 224672), (1003, 219520), (1088, 202370), (1120, 196588), (1180, 186592), (1190, 185024), (1360, 161896), (1372, 160480), (1568, 140420), (1652, 133280), (1666, 132160), (1715, 128384), (1888, 116620), (1904, 115640), (1960, 112336), (2006, 109760), (2065, 106624), (2176, 101185), (2240, 98294), (2360, 93296), (2380, 92512), (2720, 80948), (2744, 80240), (2891, 76160), (3136, 70210), (3304, 66640), (3332, 66080), (3430, 64192), (3776, 58310), (3808, 57820), (3920, 56168), (4012, 54880), (4130, 53312), (4165, 52864), (4480, 49147), (4720, 46648), (4760, 46256), (5015, 43904), (5440, 40474), (5488, 40120), (5782, 38080), (5831, 37760), (6272, 35105), (6608, 33320), (6664, 33040), (6860, 32096), (7021, 31360), (7552, 29155), (7616, 28910), (7840, 28084), (8024, 27440), (8260, 26656), (8330, 26432), (9440, 23324), (9520, 23128), (10030, 21952), (10880, 20237), (10976, 20060), (11564, 19040), (11662, 18880), (13216, 16660), (13328, 16520), (13720, 16048), (14042, 15680), (14455, 15232)]