80768880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:696

約数の個数: 160

約数和(自身を含む): 283225920

約数和(自身を除く): 202457040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 90, 108, 120, 122, 135, 144, 180, 183, 216, 240, 244, 270, 305, 360, 366, 432, 488, 540, 549, 610, 613, 720, 732, 915, 976, 1080, 1098, 1220, 1226, 1464, 1647, 1830, 1839, 2160, 2196, 2440, 2452, 2745, 2928, 3065, 3294, 3660, 3678, 4392, 4880, 4904, 5490, 5517, 6130, 6588, 7320, 7356, 8235, 8784, 9195, 9808, 10980, 11034, 12260, 13176, 14640, 14712, 16470, 16551, 18390, 21960, 22068, 24520, 26352, 27585, 29424, 32940, 33102, 36780, 37393, 43920, 44136, 49040, 55170, 65880, 66204, 73560, 74786, 82755, 88272, 110340, 112179, 131760, 132408, 147120, 149572, 165510, 186965, 220680, 224358, 264816, 299144, 331020, 336537, 373930, 441360, 448716, 560895, 598288, 662040, 673074, 747860, 897432, 1009611, 1121790, 1324080, 1346148, 1495720, 1682685, 1794864, 2019222, 2243580, 2692296, 2991440, 3365370, 4038444, 4487160, 5048055, 5384592, 6730740, 8076888, 8974320, 10096110, 13461480, 16153776, 20192220, 26922960, 40384440, 80768880]

約数ペア:

[(1, 80768880), (2, 40384440), (3, 26922960), (4, 20192220), (5, 16153776), (6, 13461480), (8, 10096110), (9, 8974320), (10, 8076888), (12, 6730740), (15, 5384592), (16, 5048055), (18, 4487160), (20, 4038444), (24, 3365370), (27, 2991440), (30, 2692296), (36, 2243580), (40, 2019222), (45, 1794864), (48, 1682685), (54, 1495720), (60, 1346148), (61, 1324080), (72, 1121790), (80, 1009611), (90, 897432), (108, 747860), (120, 673074), (122, 662040), (135, 598288), (144, 560895), (180, 448716), (183, 441360), (216, 373930), (240, 336537), (244, 331020), (270, 299144), (305, 264816), (360, 224358), (366, 220680), (432, 186965), (488, 165510), (540, 149572), (549, 147120), (610, 132408), (613, 131760), (720, 112179), (732, 110340), (915, 88272), (976, 82755), (1080, 74786), (1098, 73560), (1220, 66204), (1226, 65880), (1464, 55170), (1647, 49040), (1830, 44136), (1839, 43920), (2160, 37393), (2196, 36780), (2440, 33102), (2452, 32940), (2745, 29424), (2928, 27585), (3065, 26352), (3294, 24520), (3660, 22068), (3678, 21960), (4392, 18390), (4880, 16551), (4904, 16470), (5490, 14712), (5517, 14640), (6130, 13176), (6588, 12260), (7320, 11034), (7356, 10980), (8235, 9808), (8784, 9195)]