201967640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 541537920

約数和(自身を除く): 339570280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 73, 82, 140, 146, 164, 205, 241, 280, 287, 292, 328, 365, 410, 482, 511, 574, 584, 730, 820, 964, 1022, 1148, 1205, 1435, 1460, 1640, 1687, 1928, 2044, 2296, 2410, 2555, 2870, 2920, 2993, 3374, 4088, 4820, 5110, 5740, 5986, 6748, 8435, 9640, 9881, 10220, 11480, 11972, 13496, 14965, 16870, 17593, 19762, 20440, 20951, 23944, 29930, 33740, 35186, 39524, 41902, 49405, 59860, 67480, 69167, 70372, 79048, 83804, 87965, 98810, 104755, 119720, 123151, 138334, 140744, 167608, 175930, 197620, 209510, 246302, 276668, 345835, 351860, 395240, 419020, 492604, 553336, 615755, 691670, 703720, 721313, 838040, 985208, 1231510, 1383340, 1442626, 2463020, 2766680, 2885252, 3606565, 4926040, 5049191, 5770504, 7213130, 10098382, 14426260, 20196764, 25245955, 28852520, 40393528, 50491910, 100983820, 201967640]

約数ペア:

[(1, 201967640), (2, 100983820), (4, 50491910), (5, 40393528), (7, 28852520), (8, 25245955), (10, 20196764), (14, 14426260), (20, 10098382), (28, 7213130), (35, 5770504), (40, 5049191), (41, 4926040), (56, 3606565), (70, 2885252), (73, 2766680), (82, 2463020), (140, 1442626), (146, 1383340), (164, 1231510), (205, 985208), (241, 838040), (280, 721313), (287, 703720), (292, 691670), (328, 615755), (365, 553336), (410, 492604), (482, 419020), (511, 395240), (574, 351860), (584, 345835), (730, 276668), (820, 246302), (964, 209510), (1022, 197620), (1148, 175930), (1205, 167608), (1435, 140744), (1460, 138334), (1640, 123151), (1687, 119720), (1928, 104755), (2044, 98810), (2296, 87965), (2410, 83804), (2555, 79048), (2870, 70372), (2920, 69167), (2993, 67480), (3374, 59860), (4088, 49405), (4820, 41902), (5110, 39524), (5740, 35186), (5986, 33740), (6748, 29930), (8435, 23944), (9640, 20951), (9881, 20440), (10220, 19762), (11480, 17593), (11972, 16870), (13496, 14965)]