80318880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 216

約数和(自身を含む): 292668012

約数和(自身を除く): 212349132

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 193, 204, 240, 255, 272, 288, 289, 306, 340, 360, 386, 408, 480, 510, 544, 578, 579, 612, 680, 720, 765, 772, 816, 867, 965, 1020, 1156, 1158, 1224, 1360, 1440, 1445, 1530, 1544, 1632, 1734, 1737, 1930, 2040, 2312, 2316, 2448, 2601, 2720, 2890, 2895, 3060, 3088, 3281, 3468, 3474, 3860, 4080, 4335, 4624, 4632, 4896, 5202, 5780, 5790, 6120, 6176, 6562, 6936, 6948, 7720, 8160, 8670, 8685, 9248, 9264, 9843, 10404, 11560, 11580, 12240, 13005, 13124, 13872, 13896, 15440, 16405, 17340, 17370, 18528, 19686, 20808, 23120, 23160, 24480, 26010, 26248, 27744, 27792, 29529, 30880, 32810, 34680, 34740, 39372, 41616, 46240, 46320, 49215, 52020, 52496, 55584, 55777, 59058, 65620, 69360, 69480, 78744, 83232, 92640, 98430, 104040, 104992, 111554, 118116, 131240, 138720, 138960, 147645, 157488, 167331, 196860, 208080, 223108, 236232, 262480, 277920, 278885, 295290, 314976, 334662, 393720, 416160, 446216, 472464, 501993, 524960, 557770, 590580, 669324, 787440, 836655, 892432, 944928, 1003986, 1115540, 1181160, 1338648, 1574880, 1673310, 1784864, 2007972, 2231080, 2362320, 2509965, 2677296, 3346620, 4015944, 4462160, 4724640, 5019930, 5354592, 6693240, 8031888, 8924320, 10039860, 13386480, 16063776, 20079720, 26772960, 40159440, 80318880]

約数ペア:

[(1, 80318880), (2, 40159440), (3, 26772960), (4, 20079720), (5, 16063776), (6, 13386480), (8, 10039860), (9, 8924320), (10, 8031888), (12, 6693240), (15, 5354592), (16, 5019930), (17, 4724640), (18, 4462160), (20, 4015944), (24, 3346620), (30, 2677296), (32, 2509965), (34, 2362320), (36, 2231080), (40, 2007972), (45, 1784864), (48, 1673310), (51, 1574880), (60, 1338648), (68, 1181160), (72, 1115540), (80, 1003986), (85, 944928), (90, 892432), (96, 836655), (102, 787440), (120, 669324), (136, 590580), (144, 557770), (153, 524960), (160, 501993), (170, 472464), (180, 446216), (193, 416160), (204, 393720), (240, 334662), (255, 314976), (272, 295290), (288, 278885), (289, 277920), (306, 262480), (340, 236232), (360, 223108), (386, 208080), (408, 196860), (480, 167331), (510, 157488), (544, 147645), (578, 138960), (579, 138720), (612, 131240), (680, 118116), (720, 111554), (765, 104992), (772, 104040), (816, 98430), (867, 92640), (965, 83232), (1020, 78744), (1156, 69480), (1158, 69360), (1224, 65620), (1360, 59058), (1440, 55777), (1445, 55584), (1530, 52496), (1544, 52020), (1632, 49215), (1734, 46320), (1737, 46240), (1930, 41616), (2040, 39372), (2312, 34740), (2316, 34680), (2448, 32810), (2601, 30880), (2720, 29529), (2890, 27792), (2895, 27744), (3060, 26248), (3088, 26010), (3281, 24480), (3468, 23160), (3474, 23120), (3860, 20808), (4080, 19686), (4335, 18528), (4624, 17370), (4632, 17340), (4896, 16405), (5202, 15440), (5780, 13896), (5790, 13872), (6120, 13124), (6176, 13005), (6562, 12240), (6936, 11580), (6948, 11560), (7720, 10404), (8160, 9843), (8670, 9264), (8685, 9248)]