72001664

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 180662400

約数和(自身を除く): 108660736

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 32, 34, 56, 58, 64, 68, 112, 116, 119, 128, 136, 163, 203, 224, 232, 238, 272, 326, 406, 448, 464, 476, 493, 544, 652, 812, 896, 928, 952, 986, 1088, 1141, 1304, 1624, 1856, 1904, 1972, 2176, 2282, 2608, 2771, 3248, 3451, 3712, 3808, 3944, 4564, 4727, 5216, 5542, 6496, 6902, 7616, 7888, 9128, 9454, 10432, 11084, 12992, 13804, 15232, 15776, 18256, 18908, 19397, 20864, 22168, 25984, 27608, 31552, 33089, 36512, 37816, 38794, 44336, 55216, 63104, 66178, 73024, 75632, 77588, 80359, 88672, 110432, 132356, 146048, 151264, 155176, 160718, 177344, 220864, 264712, 302528, 310352, 321436, 354688, 441728, 529424, 562513, 605056, 620704, 642872, 1058848, 1125026, 1241408, 1285744, 2117696, 2250052, 2482816, 2571488, 4235392, 4500104, 5142976, 9000208, 10285952, 18000416, 36000832, 72001664]

約数ペア:

[(1, 72001664), (2, 36000832), (4, 18000416), (7, 10285952), (8, 9000208), (14, 5142976), (16, 4500104), (17, 4235392), (28, 2571488), (29, 2482816), (32, 2250052), (34, 2117696), (56, 1285744), (58, 1241408), (64, 1125026), (68, 1058848), (112, 642872), (116, 620704), (119, 605056), (128, 562513), (136, 529424), (163, 441728), (203, 354688), (224, 321436), (232, 310352), (238, 302528), (272, 264712), (326, 220864), (406, 177344), (448, 160718), (464, 155176), (476, 151264), (493, 146048), (544, 132356), (652, 110432), (812, 88672), (896, 80359), (928, 77588), (952, 75632), (986, 73024), (1088, 66178), (1141, 63104), (1304, 55216), (1624, 44336), (1856, 38794), (1904, 37816), (1972, 36512), (2176, 33089), (2282, 31552), (2608, 27608), (2771, 25984), (3248, 22168), (3451, 20864), (3712, 19397), (3808, 18908), (3944, 18256), (4564, 15776), (4727, 15232), (5216, 13804), (5542, 12992), (6496, 11084), (6902, 10432), (7616, 9454), (7888, 9128)]