31731552

素因数分解:

$2^5\times 3^2\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:716

約数の個数: 72

約数和(自身を含む): 90810720

約数和(自身を除く): 59079168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 239, 288, 461, 478, 717, 922, 956, 1383, 1434, 1844, 1912, 2151, 2766, 2868, 3688, 3824, 4149, 4302, 5532, 5736, 7376, 7648, 8298, 8604, 11064, 11472, 14752, 16596, 17208, 22128, 22944, 33192, 34416, 44256, 66384, 68832, 110179, 132768, 220358, 330537, 440716, 661074, 881432, 991611, 1322148, 1762864, 1983222, 2644296, 3525728, 3966444, 5288592, 7932888, 10577184, 15865776, 31731552]

約数ペア:

[(1, 31731552), (2, 15865776), (3, 10577184), (4, 7932888), (6, 5288592), (8, 3966444), (9, 3525728), (12, 2644296), (16, 1983222), (18, 1762864), (24, 1322148), (32, 991611), (36, 881432), (48, 661074), (72, 440716), (96, 330537), (144, 220358), (239, 132768), (288, 110179), (461, 68832), (478, 66384), (717, 44256), (922, 34416), (956, 33192), (1383, 22944), (1434, 22128), (1844, 17208), (1912, 16596), (2151, 14752), (2766, 11472), (2868, 11064), (3688, 8604), (3824, 8298), (4149, 7648), (4302, 7376), (5532, 5736)]