68780016

素因数分解:

$2^4\times 3^4\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:820

約数の個数: 100

約数和(自身を含む): 202073872

約数和(自身を除く): 133293856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 73, 81, 108, 144, 146, 162, 216, 219, 292, 324, 432, 438, 584, 648, 657, 727, 876, 1168, 1296, 1314, 1454, 1752, 1971, 2181, 2628, 2908, 3504, 3942, 4362, 5256, 5816, 5913, 6543, 7884, 8724, 10512, 11632, 11826, 13086, 15768, 17448, 19629, 23652, 26172, 31536, 34896, 39258, 47304, 52344, 53071, 58887, 78516, 94608, 104688, 106142, 117774, 157032, 159213, 212284, 235548, 314064, 318426, 424568, 471096, 477639, 636852, 849136, 942192, 955278, 1273704, 1432917, 1910556, 2547408, 2865834, 3821112, 4298751, 5731668, 7642224, 8597502, 11463336, 17195004, 22926672, 34390008, 68780016]

約数ペア:

[(1, 68780016), (2, 34390008), (3, 22926672), (4, 17195004), (6, 11463336), (8, 8597502), (9, 7642224), (12, 5731668), (16, 4298751), (18, 3821112), (24, 2865834), (27, 2547408), (36, 1910556), (48, 1432917), (54, 1273704), (72, 955278), (73, 942192), (81, 849136), (108, 636852), (144, 477639), (146, 471096), (162, 424568), (216, 318426), (219, 314064), (292, 235548), (324, 212284), (432, 159213), (438, 157032), (584, 117774), (648, 106142), (657, 104688), (727, 94608), (876, 78516), (1168, 58887), (1296, 53071), (1314, 52344), (1454, 47304), (1752, 39258), (1971, 34896), (2181, 31536), (2628, 26172), (2908, 23652), (3504, 19629), (3942, 17448), (4362, 15768), (5256, 13086), (5816, 11826), (5913, 11632), (6543, 10512), (7884, 8724)]