827295720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{739}}^1$

素因数の和:1263

約数の個数: 128

約数和(自身を含む): 2621376000

約数和(自身を除く): 1794080280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 491, 570, 739, 760, 982, 1140, 1473, 1478, 1964, 2217, 2280, 2455, 2946, 2956, 3695, 3928, 4434, 4910, 5892, 5912, 7365, 7390, 8868, 9329, 9820, 11085, 11784, 14041, 14730, 14780, 17736, 18658, 19640, 22170, 27987, 28082, 29460, 29560, 37316, 42123, 44340, 46645, 55974, 56164, 58920, 70205, 74632, 84246, 88680, 93290, 111948, 112328, 139935, 140410, 168492, 186580, 210615, 223896, 279870, 280820, 336984, 362849, 373160, 421230, 559740, 561640, 725698, 842460, 1088547, 1119480, 1451396, 1684920, 1814245, 2177094, 2902792, 3628490, 4354188, 5442735, 6894131, 7256980, 8708376, 10885470, 13788262, 14513960, 20682393, 21770940, 27576524, 34470655, 41364786, 43541880, 55153048, 68941310, 82729572, 103411965, 137882620, 165459144, 206823930, 275765240, 413647860, 827295720]

約数ペア:

[(1, 827295720), (2, 413647860), (3, 275765240), (4, 206823930), (5, 165459144), (6, 137882620), (8, 103411965), (10, 82729572), (12, 68941310), (15, 55153048), (19, 43541880), (20, 41364786), (24, 34470655), (30, 27576524), (38, 21770940), (40, 20682393), (57, 14513960), (60, 13788262), (76, 10885470), (95, 8708376), (114, 7256980), (120, 6894131), (152, 5442735), (190, 4354188), (228, 3628490), (285, 2902792), (380, 2177094), (456, 1814245), (491, 1684920), (570, 1451396), (739, 1119480), (760, 1088547), (982, 842460), (1140, 725698), (1473, 561640), (1478, 559740), (1964, 421230), (2217, 373160), (2280, 362849), (2455, 336984), (2946, 280820), (2956, 279870), (3695, 223896), (3928, 210615), (4434, 186580), (4910, 168492), (5892, 140410), (5912, 139935), (7365, 112328), (7390, 111948), (8868, 93290), (9329, 88680), (9820, 84246), (11085, 74632), (11784, 70205), (14041, 58920), (14730, 56164), (14780, 55974), (17736, 46645), (18658, 44340), (19640, 42123), (22170, 37316), (27987, 29560), (28082, 29460)]