1987640496

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{8221}}^1$

素因数の和:8331

約数の個数: 120

約数和(自身を含む): 5884715616

約数和(自身を除く): 3897075120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 73, 92, 138, 144, 146, 184, 207, 219, 276, 292, 368, 414, 438, 552, 584, 657, 828, 876, 1104, 1168, 1314, 1656, 1679, 1752, 2628, 3312, 3358, 3504, 5037, 5256, 6716, 8221, 10074, 10512, 13432, 15111, 16442, 20148, 24663, 26864, 30222, 32884, 40296, 49326, 60444, 65768, 73989, 80592, 98652, 120888, 131536, 147978, 189083, 197304, 241776, 295956, 378166, 394608, 567249, 591912, 600133, 756332, 1134498, 1183824, 1200266, 1512664, 1701747, 1800399, 2268996, 2400532, 3025328, 3403494, 3600798, 4537992, 4801064, 5401197, 6806988, 7201596, 9075984, 9602128, 10802394, 13613976, 13803059, 14403192, 21604788, 27227952, 27606118, 28806384, 41409177, 43209576, 55212236, 82818354, 86419152, 110424472, 124227531, 165636708, 220848944, 248455062, 331273416, 496910124, 662546832, 993820248, 1987640496]

約数ペア:

[(1, 1987640496), (2, 993820248), (3, 662546832), (4, 496910124), (6, 331273416), (8, 248455062), (9, 220848944), (12, 165636708), (16, 124227531), (18, 110424472), (23, 86419152), (24, 82818354), (36, 55212236), (46, 43209576), (48, 41409177), (69, 28806384), (72, 27606118), (73, 27227952), (92, 21604788), (138, 14403192), (144, 13803059), (146, 13613976), (184, 10802394), (207, 9602128), (219, 9075984), (276, 7201596), (292, 6806988), (368, 5401197), (414, 4801064), (438, 4537992), (552, 3600798), (584, 3403494), (657, 3025328), (828, 2400532), (876, 2268996), (1104, 1800399), (1168, 1701747), (1314, 1512664), (1656, 1200266), (1679, 1183824), (1752, 1134498), (2628, 756332), (3312, 600133), (3358, 591912), (3504, 567249), (5037, 394608), (5256, 378166), (6716, 295956), (8221, 241776), (10074, 197304), (10512, 189083), (13432, 147978), (15111, 131536), (16442, 120888), (20148, 98652), (24663, 80592), (26864, 73989), (30222, 65768), (32884, 60444), (40296, 49326)]