81071760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:182

約数の個数: 320

約数和(自身を含む): 323979264

約数和(自身を除く): 242907504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 41, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 82, 84, 88, 105, 107, 110, 112, 120, 123, 132, 140, 154, 164, 165, 168, 176, 205, 210, 214, 220, 231, 240, 246, 264, 280, 287, 308, 321, 328, 330, 336, 385, 410, 420, 428, 440, 451, 462, 492, 528, 535, 560, 574, 615, 616, 642, 656, 660, 749, 770, 820, 840, 856, 861, 880, 902, 924, 984, 1070, 1148, 1155, 1177, 1230, 1232, 1284, 1320, 1353, 1435, 1498, 1540, 1605, 1640, 1680, 1712, 1722, 1804, 1848, 1968, 2140, 2247, 2255, 2296, 2310, 2354, 2460, 2568, 2640, 2706, 2870, 2996, 3080, 3157, 3210, 3280, 3444, 3531, 3608, 3696, 3745, 4280, 4305, 4387, 4494, 4510, 4592, 4620, 4708, 4920, 5136, 5412, 5740, 5885, 5992, 6160, 6314, 6420, 6765, 6888, 7062, 7216, 7490, 8239, 8560, 8610, 8774, 8988, 9020, 9240, 9416, 9471, 9840, 10824, 11235, 11480, 11770, 11984, 12628, 12840, 13161, 13530, 13776, 14124, 14980, 15785, 16478, 17220, 17548, 17655, 17976, 18040, 18480, 18832, 18942, 21648, 21935, 22470, 22960, 23540, 24717, 25256, 25680, 26322, 27060, 28248, 29960, 30709, 31570, 32956, 34440, 35096, 35310, 35952, 36080, 37884, 41195, 43870, 44940, 47080, 47355, 48257, 49434, 50512, 52644, 54120, 56496, 59920, 61418, 63140, 65805, 65912, 68880, 70192, 70620, 75768, 82390, 87740, 89880, 92127, 94160, 94710, 96514, 98868, 105288, 108240, 122836, 123585, 126280, 131610, 131824, 141240, 144771, 151536, 153545, 164780, 175480, 179760, 184254, 189420, 193028, 197736, 210576, 241285, 245672, 247170, 252560, 263220, 282480, 289542, 307090, 329560, 337799, 350960, 368508, 378840, 386056, 395472, 460635, 482570, 491344, 494340, 526440, 579084, 614180, 659120, 675598, 723855, 737016, 757680, 772112, 921270, 965140, 988680, 1013397, 1052880, 1158168, 1228360, 1351196, 1447710, 1474032, 1688995, 1842540, 1930280, 1977360, 2026794, 2316336, 2456720, 2702392, 2895420, 3377990, 3685080, 3860560, 4053588, 5066985, 5404784, 5790840, 6755980, 7370160, 8107176, 10133970, 11581680, 13511960, 16214352, 20267940, 27023920, 40535880, 81071760]

約数ペア:

[(1, 81071760), (2, 40535880), (3, 27023920), (4, 20267940), (5, 16214352), (6, 13511960), (7, 11581680), (8, 10133970), (10, 8107176), (11, 7370160), (12, 6755980), (14, 5790840), (15, 5404784), (16, 5066985), (20, 4053588), (21, 3860560), (22, 3685080), (24, 3377990), (28, 2895420), (30, 2702392), (33, 2456720), (35, 2316336), (40, 2026794), (41, 1977360), (42, 1930280), (44, 1842540), (48, 1688995), (55, 1474032), (56, 1447710), (60, 1351196), (66, 1228360), (70, 1158168), (77, 1052880), (80, 1013397), (82, 988680), (84, 965140), (88, 921270), (105, 772112), (107, 757680), (110, 737016), (112, 723855), (120, 675598), (123, 659120), (132, 614180), (140, 579084), (154, 526440), (164, 494340), (165, 491344), (168, 482570), (176, 460635), (205, 395472), (210, 386056), (214, 378840), (220, 368508), (231, 350960), (240, 337799), (246, 329560), (264, 307090), (280, 289542), (287, 282480), (308, 263220), (321, 252560), (328, 247170), (330, 245672), (336, 241285), (385, 210576), (410, 197736), (420, 193028), (428, 189420), (440, 184254), (451, 179760), (462, 175480), (492, 164780), (528, 153545), (535, 151536), (560, 144771), (574, 141240), (615, 131824), (616, 131610), (642, 126280), (656, 123585), (660, 122836), (749, 108240), (770, 105288), (820, 98868), (840, 96514), (856, 94710), (861, 94160), (880, 92127), (902, 89880), (924, 87740), (984, 82390), (1070, 75768), (1148, 70620), (1155, 70192), (1177, 68880), (1230, 65912), (1232, 65805), (1284, 63140), (1320, 61418), (1353, 59920), (1435, 56496), (1498, 54120), (1540, 52644), (1605, 50512), (1640, 49434), (1680, 48257), (1712, 47355), (1722, 47080), (1804, 44940), (1848, 43870), (1968, 41195), (2140, 37884), (2247, 36080), (2255, 35952), (2296, 35310), (2310, 35096), (2354, 34440), (2460, 32956), (2568, 31570), (2640, 30709), (2706, 29960), (2870, 28248), (2996, 27060), (3080, 26322), (3157, 25680), (3210, 25256), (3280, 24717), (3444, 23540), (3531, 22960), (3608, 22470), (3696, 21935), (3745, 21648), (4280, 18942), (4305, 18832), (4387, 18480), (4494, 18040), (4510, 17976), (4592, 17655), (4620, 17548), (4708, 17220), (4920, 16478), (5136, 15785), (5412, 14980), (5740, 14124), (5885, 13776), (5992, 13530), (6160, 13161), (6314, 12840), (6420, 12628), (6765, 11984), (6888, 11770), (7062, 11480), (7216, 11235), (7490, 10824), (8239, 9840), (8560, 9471), (8610, 9416), (8774, 9240), (8988, 9020)]