8179920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{541}}^1$

素因数の和:570

約数の個数: 160

約数和(自身を含む): 32259840

約数和(自身を除く): 24079920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 541, 560, 630, 720, 756, 840, 945, 1008, 1080, 1082, 1260, 1512, 1623, 1680, 1890, 2160, 2164, 2520, 2705, 3024, 3246, 3780, 3787, 4328, 4869, 5040, 5410, 6492, 7560, 7574, 8115, 8656, 9738, 10820, 11361, 12984, 14607, 15120, 15148, 16230, 18935, 19476, 21640, 22722, 24345, 25968, 29214, 30296, 32460, 34083, 37870, 38952, 43280, 45444, 48690, 56805, 58428, 60592, 64920, 68166, 73035, 75740, 77904, 90888, 97380, 102249, 113610, 116856, 129840, 136332, 146070, 151480, 170415, 181776, 194760, 204498, 227220, 233712, 272664, 292140, 302960, 340830, 389520, 408996, 454440, 511245, 545328, 584280, 681660, 817992, 908880, 1022490, 1168560, 1363320, 1635984, 2044980, 2726640, 4089960, 8179920]

約数ペア:

[(1, 8179920), (2, 4089960), (3, 2726640), (4, 2044980), (5, 1635984), (6, 1363320), (7, 1168560), (8, 1022490), (9, 908880), (10, 817992), (12, 681660), (14, 584280), (15, 545328), (16, 511245), (18, 454440), (20, 408996), (21, 389520), (24, 340830), (27, 302960), (28, 292140), (30, 272664), (35, 233712), (36, 227220), (40, 204498), (42, 194760), (45, 181776), (48, 170415), (54, 151480), (56, 146070), (60, 136332), (63, 129840), (70, 116856), (72, 113610), (80, 102249), (84, 97380), (90, 90888), (105, 77904), (108, 75740), (112, 73035), (120, 68166), (126, 64920), (135, 60592), (140, 58428), (144, 56805), (168, 48690), (180, 45444), (189, 43280), (210, 38952), (216, 37870), (240, 34083), (252, 32460), (270, 30296), (280, 29214), (315, 25968), (336, 24345), (360, 22722), (378, 21640), (420, 19476), (432, 18935), (504, 16230), (540, 15148), (541, 15120), (560, 14607), (630, 12984), (720, 11361), (756, 10820), (840, 9738), (945, 8656), (1008, 8115), (1080, 7574), (1082, 7560), (1260, 6492), (1512, 5410), (1623, 5040), (1680, 4869), (1890, 4328), (2160, 3787), (2164, 3780), (2520, 3246), (2705, 3024)]