29971984

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 69745536

約数和(自身を除く): 39773552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 61, 82, 107, 112, 122, 164, 214, 244, 287, 328, 427, 428, 488, 574, 656, 749, 854, 856, 976, 1148, 1498, 1708, 1712, 2296, 2501, 2996, 3416, 4387, 4592, 5002, 5992, 6527, 6832, 8774, 10004, 11984, 13054, 17507, 17548, 20008, 26108, 30709, 35014, 35096, 40016, 45689, 52216, 61418, 70028, 70192, 91378, 104432, 122836, 140056, 182756, 245672, 267607, 280112, 365512, 491344, 535214, 731024, 1070428, 1873249, 2140856, 3746498, 4281712, 7492996, 14985992, 29971984]

約数ペア:

[(1, 29971984), (2, 14985992), (4, 7492996), (7, 4281712), (8, 3746498), (14, 2140856), (16, 1873249), (28, 1070428), (41, 731024), (56, 535214), (61, 491344), (82, 365512), (107, 280112), (112, 267607), (122, 245672), (164, 182756), (214, 140056), (244, 122836), (287, 104432), (328, 91378), (427, 70192), (428, 70028), (488, 61418), (574, 52216), (656, 45689), (749, 40016), (854, 35096), (856, 35014), (976, 30709), (1148, 26108), (1498, 20008), (1708, 17548), (1712, 17507), (2296, 13054), (2501, 11984), (2996, 10004), (3416, 8774), (4387, 6832), (4592, 6527), (5002, 5992)]