30403872

素因数分解:

$2^5\times 3^2\times {\mathrm{229}}^1\times {\mathrm{461}}^1$

素因数の和:706

約数の個数: 72

約数和(自身を含む): 87026940

約数和(自身を除く): 56623068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 229, 288, 458, 461, 687, 916, 922, 1374, 1383, 1832, 1844, 2061, 2748, 2766, 3664, 3688, 4122, 4149, 5496, 5532, 7328, 7376, 8244, 8298, 10992, 11064, 14752, 16488, 16596, 21984, 22128, 32976, 33192, 44256, 65952, 66384, 105569, 132768, 211138, 316707, 422276, 633414, 844552, 950121, 1266828, 1689104, 1900242, 2533656, 3378208, 3800484, 5067312, 7600968, 10134624, 15201936, 30403872]

約数ペア:

[(1, 30403872), (2, 15201936), (3, 10134624), (4, 7600968), (6, 5067312), (8, 3800484), (9, 3378208), (12, 2533656), (16, 1900242), (18, 1689104), (24, 1266828), (32, 950121), (36, 844552), (48, 633414), (72, 422276), (96, 316707), (144, 211138), (229, 132768), (288, 105569), (458, 66384), (461, 65952), (687, 44256), (916, 33192), (922, 32976), (1374, 22128), (1383, 21984), (1832, 16596), (1844, 16488), (2061, 14752), (2748, 11064), (2766, 10992), (3664, 8298), (3688, 8244), (4122, 7376), (4149, 7328), (5496, 5532)]