72147712

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 187720960

約数和(自身を除く): 115573248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 163, 182, 208, 224, 247, 256, 266, 304, 326, 364, 416, 448, 494, 532, 608, 652, 728, 832, 896, 988, 1064, 1141, 1216, 1304, 1456, 1664, 1729, 1792, 1976, 2119, 2128, 2282, 2432, 2608, 2912, 3097, 3328, 3458, 3952, 4238, 4256, 4564, 4864, 5216, 5824, 6194, 6916, 7904, 8476, 8512, 9128, 10432, 11648, 12388, 13832, 14833, 15808, 16952, 17024, 18256, 20864, 21679, 23296, 24776, 27664, 29666, 31616, 33904, 34048, 36512, 40261, 41728, 43358, 49552, 55328, 59332, 63232, 67808, 73024, 80522, 86716, 99104, 110656, 118664, 135616, 146048, 161044, 173432, 198208, 221312, 237328, 271232, 281827, 292096, 322088, 346864, 396416, 442624, 474656, 542464, 563654, 644176, 693728, 792832, 949312, 1127308, 1288352, 1387456, 1898624, 2254616, 2576704, 2774912, 3797248, 4509232, 5153408, 5549824, 9018464, 10306816, 18036928, 36073856, 72147712]

約数ペア:

[(1, 72147712), (2, 36073856), (4, 18036928), (7, 10306816), (8, 9018464), (13, 5549824), (14, 5153408), (16, 4509232), (19, 3797248), (26, 2774912), (28, 2576704), (32, 2254616), (38, 1898624), (52, 1387456), (56, 1288352), (64, 1127308), (76, 949312), (91, 792832), (104, 693728), (112, 644176), (128, 563654), (133, 542464), (152, 474656), (163, 442624), (182, 396416), (208, 346864), (224, 322088), (247, 292096), (256, 281827), (266, 271232), (304, 237328), (326, 221312), (364, 198208), (416, 173432), (448, 161044), (494, 146048), (532, 135616), (608, 118664), (652, 110656), (728, 99104), (832, 86716), (896, 80522), (988, 73024), (1064, 67808), (1141, 63232), (1216, 59332), (1304, 55328), (1456, 49552), (1664, 43358), (1729, 41728), (1792, 40261), (1976, 36512), (2119, 34048), (2128, 33904), (2282, 31616), (2432, 29666), (2608, 27664), (2912, 24776), (3097, 23296), (3328, 21679), (3458, 20864), (3952, 18256), (4238, 17024), (4256, 16952), (4564, 15808), (4864, 14833), (5216, 13832), (5824, 12388), (6194, 11648), (6916, 10432), (7904, 9128), (8476, 8512)]