80451840

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 304932096

約数和(自身を除く): 224480256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 64, 70, 73, 80, 82, 84, 96, 105, 112, 120, 123, 128, 140, 146, 160, 164, 168, 192, 205, 210, 219, 224, 240, 246, 256, 280, 287, 292, 320, 328, 336, 365, 384, 410, 420, 438, 448, 480, 492, 511, 560, 574, 584, 615, 640, 656, 672, 730, 768, 820, 840, 861, 876, 896, 960, 984, 1022, 1095, 1120, 1148, 1168, 1230, 1280, 1312, 1344, 1435, 1460, 1533, 1640, 1680, 1722, 1752, 1792, 1920, 1968, 2044, 2190, 2240, 2296, 2336, 2460, 2555, 2624, 2688, 2870, 2920, 2993, 3066, 3280, 3360, 3444, 3504, 3840, 3936, 4088, 4305, 4380, 4480, 4592, 4672, 4920, 5110, 5248, 5376, 5740, 5840, 5986, 6132, 6560, 6720, 6888, 7008, 7665, 7872, 8176, 8610, 8760, 8960, 8979, 9184, 9344, 9840, 10220, 10496, 11480, 11680, 11972, 12264, 13120, 13440, 13776, 14016, 14965, 15330, 15744, 16352, 17220, 17520, 17958, 18368, 18688, 19680, 20440, 20951, 22960, 23360, 23944, 24528, 26240, 26880, 27552, 28032, 29930, 30660, 31488, 32704, 34440, 35040, 35916, 36736, 39360, 40880, 41902, 44895, 45920, 46720, 47888, 49056, 52480, 55104, 56064, 59860, 61320, 62853, 65408, 68880, 70080, 71832, 73472, 78720, 81760, 83804, 89790, 91840, 93440, 95776, 98112, 104755, 110208, 119720, 122640, 125706, 130816, 137760, 140160, 143664, 157440, 163520, 167608, 179580, 183680, 191552, 196224, 209510, 220416, 239440, 245280, 251412, 275520, 280320, 287328, 314265, 327040, 335216, 359160, 367360, 383104, 392448, 419020, 478880, 490560, 502824, 551040, 574656, 628530, 654080, 670432, 718320, 766208, 838040, 957760, 981120, 1005648, 1102080, 1149312, 1257060, 1340864, 1436640, 1676080, 1915520, 1962240, 2011296, 2298624, 2514120, 2681728, 2873280, 3352160, 3831040, 4022592, 5028240, 5363456, 5746560, 6704320, 8045184, 10056480, 11493120, 13408640, 16090368, 20112960, 26817280, 40225920, 80451840]

約数ペア:

[(1, 80451840), (2, 40225920), (3, 26817280), (4, 20112960), (5, 16090368), (6, 13408640), (7, 11493120), (8, 10056480), (10, 8045184), (12, 6704320), (14, 5746560), (15, 5363456), (16, 5028240), (20, 4022592), (21, 3831040), (24, 3352160), (28, 2873280), (30, 2681728), (32, 2514120), (35, 2298624), (40, 2011296), (41, 1962240), (42, 1915520), (48, 1676080), (56, 1436640), (60, 1340864), (64, 1257060), (70, 1149312), (73, 1102080), (80, 1005648), (82, 981120), (84, 957760), (96, 838040), (105, 766208), (112, 718320), (120, 670432), (123, 654080), (128, 628530), (140, 574656), (146, 551040), (160, 502824), (164, 490560), (168, 478880), (192, 419020), (205, 392448), (210, 383104), (219, 367360), (224, 359160), (240, 335216), (246, 327040), (256, 314265), (280, 287328), (287, 280320), (292, 275520), (320, 251412), (328, 245280), (336, 239440), (365, 220416), (384, 209510), (410, 196224), (420, 191552), (438, 183680), (448, 179580), (480, 167608), (492, 163520), (511, 157440), (560, 143664), (574, 140160), (584, 137760), (615, 130816), (640, 125706), (656, 122640), (672, 119720), (730, 110208), (768, 104755), (820, 98112), (840, 95776), (861, 93440), (876, 91840), (896, 89790), (960, 83804), (984, 81760), (1022, 78720), (1095, 73472), (1120, 71832), (1148, 70080), (1168, 68880), (1230, 65408), (1280, 62853), (1312, 61320), (1344, 59860), (1435, 56064), (1460, 55104), (1533, 52480), (1640, 49056), (1680, 47888), (1722, 46720), (1752, 45920), (1792, 44895), (1920, 41902), (1968, 40880), (2044, 39360), (2190, 36736), (2240, 35916), (2296, 35040), (2336, 34440), (2460, 32704), (2555, 31488), (2624, 30660), (2688, 29930), (2870, 28032), (2920, 27552), (2993, 26880), (3066, 26240), (3280, 24528), (3360, 23944), (3444, 23360), (3504, 22960), (3840, 20951), (3936, 20440), (4088, 19680), (4305, 18688), (4380, 18368), (4480, 17958), (4592, 17520), (4672, 17220), (4920, 16352), (5110, 15744), (5248, 15330), (5376, 14965), (5740, 14016), (5840, 13776), (5986, 13440), (6132, 13120), (6560, 12264), (6720, 11972), (6888, 11680), (7008, 11480), (7665, 10496), (7872, 10220), (8176, 9840), (8610, 9344), (8760, 9184), (8960, 8979)]