39871872

素因数分解:

$2^7\times 3^3\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 119952000

約数和(自身を除く): 80080128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 83, 96, 108, 128, 139, 144, 166, 192, 216, 249, 278, 288, 332, 384, 417, 432, 498, 556, 576, 664, 747, 834, 864, 996, 1112, 1152, 1251, 1328, 1494, 1668, 1728, 1992, 2224, 2241, 2502, 2656, 2988, 3336, 3456, 3753, 3984, 4448, 4482, 5004, 5312, 5976, 6672, 7506, 7968, 8896, 8964, 10008, 10624, 11537, 11952, 13344, 15012, 15936, 17792, 17928, 20016, 23074, 23904, 26688, 30024, 31872, 34611, 35856, 40032, 46148, 47808, 53376, 60048, 69222, 71712, 80064, 92296, 95616, 103833, 120096, 138444, 143424, 160128, 184592, 207666, 240192, 276888, 286848, 311499, 369184, 415332, 480384, 553776, 622998, 738368, 830664, 1107552, 1245996, 1476736, 1661328, 2215104, 2491992, 3322656, 4430208, 4983984, 6645312, 9967968, 13290624, 19935936, 39871872]

約数ペア:

[(1, 39871872), (2, 19935936), (3, 13290624), (4, 9967968), (6, 6645312), (8, 4983984), (9, 4430208), (12, 3322656), (16, 2491992), (18, 2215104), (24, 1661328), (27, 1476736), (32, 1245996), (36, 1107552), (48, 830664), (54, 738368), (64, 622998), (72, 553776), (83, 480384), (96, 415332), (108, 369184), (128, 311499), (139, 286848), (144, 276888), (166, 240192), (192, 207666), (216, 184592), (249, 160128), (278, 143424), (288, 138444), (332, 120096), (384, 103833), (417, 95616), (432, 92296), (498, 80064), (556, 71712), (576, 69222), (664, 60048), (747, 53376), (834, 47808), (864, 46148), (996, 40032), (1112, 35856), (1152, 34611), (1251, 31872), (1328, 30024), (1494, 26688), (1668, 23904), (1728, 23074), (1992, 20016), (2224, 17928), (2241, 17792), (2502, 15936), (2656, 15012), (2988, 13344), (3336, 11952), (3456, 11537), (3753, 10624), (3984, 10008), (4448, 8964), (4482, 8896), (5004, 7968), (5312, 7506), (5976, 6672)]