80160080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2$

素因数の和:75

約数の個数: 270

約数和(自身を含む): 258042078

約数和(自身を除く): 177881998

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 80, 88, 91, 98, 104, 110, 112, 121, 130, 140, 143, 154, 169, 176, 182, 196, 208, 220, 242, 245, 260, 280, 286, 308, 338, 364, 385, 392, 440, 455, 484, 490, 520, 539, 560, 572, 605, 616, 637, 676, 715, 728, 770, 784, 845, 847, 880, 910, 968, 980, 1001, 1040, 1078, 1144, 1183, 1210, 1232, 1274, 1352, 1430, 1456, 1540, 1573, 1690, 1694, 1820, 1859, 1936, 1960, 2002, 2156, 2288, 2366, 2420, 2548, 2695, 2704, 2860, 3080, 3146, 3185, 3380, 3388, 3640, 3718, 3920, 4004, 4235, 4312, 4732, 4840, 5005, 5096, 5390, 5720, 5915, 5929, 6160, 6292, 6370, 6760, 6776, 7007, 7280, 7436, 7865, 8008, 8281, 8470, 8624, 9295, 9464, 9680, 10010, 10192, 10780, 11011, 11440, 11830, 11858, 12584, 12740, 13013, 13520, 13552, 14014, 14872, 15730, 16016, 16562, 16940, 18590, 18928, 20020, 20449, 21560, 22022, 23660, 23716, 25168, 25480, 26026, 28028, 29645, 29744, 31460, 33124, 33880, 35035, 37180, 40040, 40898, 41405, 43120, 44044, 47320, 47432, 50960, 52052, 55055, 56056, 59290, 62920, 65065, 66248, 67760, 70070, 74360, 77077, 80080, 81796, 82810, 88088, 91091, 94640, 94864, 102245, 104104, 110110, 112112, 118580, 125840, 130130, 132496, 140140, 143143, 148720, 154154, 163592, 165620, 176176, 182182, 204490, 208208, 220220, 237160, 260260, 280280, 286286, 308308, 327184, 331240, 364364, 385385, 408980, 440440, 455455, 474320, 520520, 560560, 572572, 616616, 662480, 715715, 728728, 770770, 817960, 880880, 910910, 1002001, 1041040, 1145144, 1233232, 1431430, 1457456, 1541540, 1635920, 1821820, 2004002, 2290288, 2862860, 3083080, 3643640, 4008004, 5010005, 5725720, 6166160, 7287280, 8016008, 10020010, 11451440, 16032016, 20040020, 40080040, 80160080]

約数ペア:

[(1, 80160080), (2, 40080040), (4, 20040020), (5, 16032016), (7, 11451440), (8, 10020010), (10, 8016008), (11, 7287280), (13, 6166160), (14, 5725720), (16, 5010005), (20, 4008004), (22, 3643640), (26, 3083080), (28, 2862860), (35, 2290288), (40, 2004002), (44, 1821820), (49, 1635920), (52, 1541540), (55, 1457456), (56, 1431430), (65, 1233232), (70, 1145144), (77, 1041040), (80, 1002001), (88, 910910), (91, 880880), (98, 817960), (104, 770770), (110, 728728), (112, 715715), (121, 662480), (130, 616616), (140, 572572), (143, 560560), (154, 520520), (169, 474320), (176, 455455), (182, 440440), (196, 408980), (208, 385385), (220, 364364), (242, 331240), (245, 327184), (260, 308308), (280, 286286), (286, 280280), (308, 260260), (338, 237160), (364, 220220), (385, 208208), (392, 204490), (440, 182182), (455, 176176), (484, 165620), (490, 163592), (520, 154154), (539, 148720), (560, 143143), (572, 140140), (605, 132496), (616, 130130), (637, 125840), (676, 118580), (715, 112112), (728, 110110), (770, 104104), (784, 102245), (845, 94864), (847, 94640), (880, 91091), (910, 88088), (968, 82810), (980, 81796), (1001, 80080), (1040, 77077), (1078, 74360), (1144, 70070), (1183, 67760), (1210, 66248), (1232, 65065), (1274, 62920), (1352, 59290), (1430, 56056), (1456, 55055), (1540, 52052), (1573, 50960), (1690, 47432), (1694, 47320), (1820, 44044), (1859, 43120), (1936, 41405), (1960, 40898), (2002, 40040), (2156, 37180), (2288, 35035), (2366, 33880), (2420, 33124), (2548, 31460), (2695, 29744), (2704, 29645), (2860, 28028), (3080, 26026), (3146, 25480), (3185, 25168), (3380, 23716), (3388, 23660), (3640, 22022), (3718, 21560), (3920, 20449), (4004, 20020), (4235, 18928), (4312, 18590), (4732, 16940), (4840, 16562), (5005, 16016), (5096, 15730), (5390, 14872), (5720, 14014), (5915, 13552), (5929, 13520), (6160, 13013), (6292, 12740), (6370, 12584), (6760, 11858), (6776, 11830), (7007, 11440), (7280, 11011), (7436, 10780), (7865, 10192), (8008, 10010), (8281, 9680), (8470, 9464), (8624, 9295)]