820339968

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{21799}}^1$

素因数の和:21832

約数の個数: 108

約数和(自身を含む): 2539874400

約数和(自身を除く): 1719534432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 588, 672, 768, 784, 896, 1176, 1344, 1568, 1792, 2352, 2688, 3136, 4704, 5376, 6272, 9408, 12544, 18816, 21799, 37632, 43598, 65397, 87196, 130794, 152593, 174392, 261588, 305186, 348784, 457779, 523176, 610372, 697568, 915558, 1046352, 1068151, 1220744, 1395136, 1831116, 2092704, 2136302, 2441488, 2790272, 3204453, 3662232, 4185408, 4272604, 4882976, 5580544, 6408906, 7324464, 8370816, 8545208, 9765952, 12817812, 14648928, 16741632, 17090416, 19531904, 25635624, 29297856, 34180832, 39063808, 51271248, 58595712, 68361664, 102542496, 117191424, 136723328, 205084992, 273446656, 410169984, 820339968]

約数ペア:

[(1, 820339968), (2, 410169984), (3, 273446656), (4, 205084992), (6, 136723328), (7, 117191424), (8, 102542496), (12, 68361664), (14, 58595712), (16, 51271248), (21, 39063808), (24, 34180832), (28, 29297856), (32, 25635624), (42, 19531904), (48, 17090416), (49, 16741632), (56, 14648928), (64, 12817812), (84, 9765952), (96, 8545208), (98, 8370816), (112, 7324464), (128, 6408906), (147, 5580544), (168, 4882976), (192, 4272604), (196, 4185408), (224, 3662232), (256, 3204453), (294, 2790272), (336, 2441488), (384, 2136302), (392, 2092704), (448, 1831116), (588, 1395136), (672, 1220744), (768, 1068151), (784, 1046352), (896, 915558), (1176, 697568), (1344, 610372), (1568, 523176), (1792, 457779), (2352, 348784), (2688, 305186), (3136, 261588), (4704, 174392), (5376, 152593), (6272, 130794), (9408, 87196), (12544, 65397), (18816, 43598), (21799, 37632)]