68318280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 192

約数和(自身を含む): 239016960

約数和(自身を除く): 170698680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 37, 40, 45, 46, 60, 69, 72, 74, 90, 92, 111, 115, 120, 138, 148, 180, 184, 185, 207, 222, 223, 230, 276, 296, 333, 345, 360, 370, 414, 444, 446, 460, 552, 555, 666, 669, 690, 740, 828, 851, 888, 892, 920, 1035, 1110, 1115, 1332, 1338, 1380, 1480, 1656, 1665, 1702, 1784, 2007, 2070, 2220, 2230, 2553, 2664, 2676, 2760, 3330, 3345, 3404, 4014, 4140, 4255, 4440, 4460, 5106, 5129, 5352, 6660, 6690, 6808, 7659, 8028, 8251, 8280, 8510, 8920, 10035, 10212, 10258, 12765, 13320, 13380, 15318, 15387, 16056, 16502, 17020, 20070, 20424, 20516, 24753, 25530, 25645, 26760, 30636, 30774, 33004, 34040, 38295, 40140, 41032, 41255, 46161, 49506, 51060, 51290, 61272, 61548, 66008, 74259, 76590, 76935, 80280, 82510, 92322, 99012, 102120, 102580, 123096, 123765, 148518, 153180, 153870, 165020, 184644, 189773, 198024, 205160, 230805, 247530, 297036, 306360, 307740, 330040, 369288, 371295, 379546, 461610, 495060, 569319, 594072, 615480, 742590, 759092, 923220, 948865, 990120, 1138638, 1485180, 1518184, 1707957, 1846440, 1897730, 2277276, 2846595, 2970360, 3415914, 3795460, 4554552, 5693190, 6831828, 7590920, 8539785, 11386380, 13663656, 17079570, 22772760, 34159140, 68318280]

約数ペア:

[(1, 68318280), (2, 34159140), (3, 22772760), (4, 17079570), (5, 13663656), (6, 11386380), (8, 8539785), (9, 7590920), (10, 6831828), (12, 5693190), (15, 4554552), (18, 3795460), (20, 3415914), (23, 2970360), (24, 2846595), (30, 2277276), (36, 1897730), (37, 1846440), (40, 1707957), (45, 1518184), (46, 1485180), (60, 1138638), (69, 990120), (72, 948865), (74, 923220), (90, 759092), (92, 742590), (111, 615480), (115, 594072), (120, 569319), (138, 495060), (148, 461610), (180, 379546), (184, 371295), (185, 369288), (207, 330040), (222, 307740), (223, 306360), (230, 297036), (276, 247530), (296, 230805), (333, 205160), (345, 198024), (360, 189773), (370, 184644), (414, 165020), (444, 153870), (446, 153180), (460, 148518), (552, 123765), (555, 123096), (666, 102580), (669, 102120), (690, 99012), (740, 92322), (828, 82510), (851, 80280), (888, 76935), (892, 76590), (920, 74259), (1035, 66008), (1110, 61548), (1115, 61272), (1332, 51290), (1338, 51060), (1380, 49506), (1480, 46161), (1656, 41255), (1665, 41032), (1702, 40140), (1784, 38295), (2007, 34040), (2070, 33004), (2220, 30774), (2230, 30636), (2553, 26760), (2664, 25645), (2676, 25530), (2760, 24753), (3330, 20516), (3345, 20424), (3404, 20070), (4014, 17020), (4140, 16502), (4255, 16056), (4440, 15387), (4460, 15318), (5106, 13380), (5129, 13320), (5352, 12765), (6660, 10258), (6690, 10212), (6808, 10035), (7659, 8920), (8028, 8510), (8251, 8280)]