77081880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 240537600

約数和(自身を除く): 163455720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 79, 94, 120, 141, 158, 173, 188, 235, 237, 282, 316, 346, 376, 395, 470, 474, 519, 564, 632, 692, 705, 790, 865, 940, 948, 1038, 1128, 1185, 1384, 1410, 1580, 1730, 1880, 1896, 2076, 2370, 2595, 2820, 3160, 3460, 3713, 4152, 4740, 5190, 5640, 6920, 7426, 8131, 9480, 10380, 11139, 13667, 14852, 16262, 18565, 20760, 22278, 24393, 27334, 29704, 32524, 37130, 40655, 41001, 44556, 48786, 54668, 55695, 65048, 68335, 74260, 81310, 82002, 89112, 97572, 109336, 111390, 121965, 136670, 148520, 162620, 164004, 195144, 205005, 222780, 243930, 273340, 325240, 328008, 410010, 445560, 487860, 546680, 642349, 820020, 975720, 1284698, 1640040, 1927047, 2569396, 3211745, 3854094, 5138792, 6423490, 7708188, 9635235, 12846980, 15416376, 19270470, 25693960, 38540940, 77081880]

約数ペア:

[(1, 77081880), (2, 38540940), (3, 25693960), (4, 19270470), (5, 15416376), (6, 12846980), (8, 9635235), (10, 7708188), (12, 6423490), (15, 5138792), (20, 3854094), (24, 3211745), (30, 2569396), (40, 1927047), (47, 1640040), (60, 1284698), (79, 975720), (94, 820020), (120, 642349), (141, 546680), (158, 487860), (173, 445560), (188, 410010), (235, 328008), (237, 325240), (282, 273340), (316, 243930), (346, 222780), (376, 205005), (395, 195144), (470, 164004), (474, 162620), (519, 148520), (564, 136670), (632, 121965), (692, 111390), (705, 109336), (790, 97572), (865, 89112), (940, 82002), (948, 81310), (1038, 74260), (1128, 68335), (1185, 65048), (1384, 55695), (1410, 54668), (1580, 48786), (1730, 44556), (1880, 41001), (1896, 40655), (2076, 37130), (2370, 32524), (2595, 29704), (2820, 27334), (3160, 24393), (3460, 22278), (3713, 20760), (4152, 18565), (4740, 16262), (5190, 14852), (5640, 13667), (6920, 11139), (7426, 10380), (8131, 9480)]