215465404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 487710720

約数和(自身を除く): 272245316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 71, 77, 118, 142, 154, 167, 236, 284, 308, 334, 413, 497, 649, 668, 781, 826, 994, 1169, 1298, 1562, 1652, 1837, 1988, 2338, 2596, 3124, 3674, 4189, 4543, 4676, 5467, 7348, 8378, 9086, 9853, 10934, 11857, 12859, 16756, 18172, 19706, 21868, 23714, 25718, 29323, 39412, 46079, 47428, 51436, 58646, 68971, 82999, 92158, 108383, 117292, 130427, 137942, 165998, 184316, 216766, 260854, 275884, 322553, 331996, 433532, 521708, 645106, 699563, 758681, 912989, 1290212, 1399126, 1517362, 1825978, 2798252, 3034724, 3651956, 4896941, 7695193, 9793882, 15390386, 19587764, 30780772, 53866351, 107732702, 215465404]

約数ペア:

[(1, 215465404), (2, 107732702), (4, 53866351), (7, 30780772), (11, 19587764), (14, 15390386), (22, 9793882), (28, 7695193), (44, 4896941), (59, 3651956), (71, 3034724), (77, 2798252), (118, 1825978), (142, 1517362), (154, 1399126), (167, 1290212), (236, 912989), (284, 758681), (308, 699563), (334, 645106), (413, 521708), (497, 433532), (649, 331996), (668, 322553), (781, 275884), (826, 260854), (994, 216766), (1169, 184316), (1298, 165998), (1562, 137942), (1652, 130427), (1837, 117292), (1988, 108383), (2338, 92158), (2596, 82999), (3124, 68971), (3674, 58646), (4189, 51436), (4543, 47428), (4676, 46079), (5467, 39412), (7348, 29323), (8378, 25718), (9086, 23714), (9853, 21868), (10934, 19706), (11857, 18172), (12859, 16756)]