1288968968

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71261}}^1$

素因数の和:71310

約数の個数: 64

約数和(自身を含む): 3078518400

約数和(自身を除く): 1789549432

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 952, 1064, 1292, 2261, 2584, 4522, 9044, 18088, 71261, 142522, 285044, 498827, 570088, 997654, 1211437, 1353959, 1995308, 2422874, 2707918, 3990616, 4845748, 5415836, 8480059, 9477713, 9691496, 10831672, 16960118, 18955426, 23017303, 33920236, 37910852, 46034606, 67840472, 75821704, 92069212, 161121121, 184138424, 322242242, 644484484, 1288968968]

約数ペア:

[(1, 1288968968), (2, 644484484), (4, 322242242), (7, 184138424), (8, 161121121), (14, 92069212), (17, 75821704), (19, 67840472), (28, 46034606), (34, 37910852), (38, 33920236), (56, 23017303), (68, 18955426), (76, 16960118), (119, 10831672), (133, 9691496), (136, 9477713), (152, 8480059), (238, 5415836), (266, 4845748), (323, 3990616), (476, 2707918), (532, 2422874), (646, 1995308), (952, 1353959), (1064, 1211437), (1292, 997654), (2261, 570088), (2584, 498827), (4522, 285044), (9044, 142522), (18088, 71261)]