264820640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 751887360

約数和(自身を除く): 487066720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 73, 79, 80, 82, 112, 140, 146, 158, 160, 164, 205, 224, 280, 287, 292, 316, 328, 365, 395, 410, 511, 553, 560, 574, 584, 632, 656, 730, 790, 820, 1022, 1106, 1120, 1148, 1168, 1264, 1312, 1435, 1460, 1580, 1640, 2044, 2212, 2296, 2336, 2528, 2555, 2765, 2870, 2920, 2993, 3160, 3239, 3280, 4088, 4424, 4592, 5110, 5530, 5740, 5767, 5840, 5986, 6320, 6478, 6560, 8176, 8848, 9184, 10220, 11060, 11480, 11534, 11680, 11972, 12640, 12956, 14965, 16195, 16352, 17696, 20440, 20951, 22120, 22673, 22960, 23068, 23944, 25912, 28835, 29930, 32390, 40369, 40880, 41902, 44240, 45346, 45920, 46136, 47888, 51824, 57670, 59860, 64780, 80738, 81760, 83804, 88480, 90692, 92272, 95776, 103648, 104755, 113365, 115340, 119720, 129560, 161476, 167608, 181384, 184544, 201845, 209510, 226730, 230680, 236447, 239440, 259120, 322952, 335216, 362768, 403690, 419020, 453460, 461360, 472894, 478880, 518240, 645904, 670432, 725536, 807380, 838040, 906920, 922720, 945788, 1182235, 1291808, 1614760, 1655129, 1676080, 1813840, 1891576, 2364470, 3229520, 3310258, 3352160, 3627680, 3783152, 4728940, 6459040, 6620516, 7566304, 8275645, 9457880, 13241032, 16551290, 18915760, 26482064, 33102580, 37831520, 52964128, 66205160, 132410320, 264820640]

約数ペア:

[(1, 264820640), (2, 132410320), (4, 66205160), (5, 52964128), (7, 37831520), (8, 33102580), (10, 26482064), (14, 18915760), (16, 16551290), (20, 13241032), (28, 9457880), (32, 8275645), (35, 7566304), (40, 6620516), (41, 6459040), (56, 4728940), (70, 3783152), (73, 3627680), (79, 3352160), (80, 3310258), (82, 3229520), (112, 2364470), (140, 1891576), (146, 1813840), (158, 1676080), (160, 1655129), (164, 1614760), (205, 1291808), (224, 1182235), (280, 945788), (287, 922720), (292, 906920), (316, 838040), (328, 807380), (365, 725536), (395, 670432), (410, 645904), (511, 518240), (553, 478880), (560, 472894), (574, 461360), (584, 453460), (632, 419020), (656, 403690), (730, 362768), (790, 335216), (820, 322952), (1022, 259120), (1106, 239440), (1120, 236447), (1148, 230680), (1168, 226730), (1264, 209510), (1312, 201845), (1435, 184544), (1460, 181384), (1580, 167608), (1640, 161476), (2044, 129560), (2212, 119720), (2296, 115340), (2336, 113365), (2528, 104755), (2555, 103648), (2765, 95776), (2870, 92272), (2920, 90692), (2993, 88480), (3160, 83804), (3239, 81760), (3280, 80738), (4088, 64780), (4424, 59860), (4592, 57670), (5110, 51824), (5530, 47888), (5740, 46136), (5767, 45920), (5840, 45346), (5986, 44240), (6320, 41902), (6478, 40880), (6560, 40369), (8176, 32390), (8848, 29930), (9184, 28835), (10220, 25912), (11060, 23944), (11480, 23068), (11534, 22960), (11680, 22673), (11972, 22120), (12640, 20951), (12956, 20440), (14965, 17696), (16195, 16352)]