248647672

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 603187200

約数和(自身を除く): 354539528

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 47, 52, 56, 86, 91, 94, 104, 169, 172, 182, 188, 301, 329, 338, 344, 364, 376, 559, 602, 611, 658, 676, 728, 1118, 1183, 1204, 1222, 1316, 1352, 2021, 2197, 2236, 2366, 2408, 2444, 2632, 3913, 4042, 4277, 4394, 4472, 4732, 4888, 7267, 7826, 7943, 8084, 8554, 8788, 9464, 14147, 14534, 15379, 15652, 15886, 16168, 17108, 17576, 26273, 28294, 29068, 30758, 31304, 31772, 34216, 50869, 52546, 55601, 56588, 58136, 61516, 63544, 94471, 101738, 103259, 105092, 111202, 113176, 123032, 183911, 188942, 203476, 206518, 210184, 222404, 341549, 367822, 377884, 406952, 413036, 444808, 661297, 683098, 722813, 735644, 755768, 826072, 1322594, 1366196, 1445626, 1471288, 2390843, 2645188, 2732392, 2891252, 4440137, 4781686, 5290376, 5782504, 8880274, 9563372, 17760548, 19126744, 31080959, 35521096, 62161918, 124323836, 248647672]

約数ペア:

[(1, 248647672), (2, 124323836), (4, 62161918), (7, 35521096), (8, 31080959), (13, 19126744), (14, 17760548), (26, 9563372), (28, 8880274), (43, 5782504), (47, 5290376), (52, 4781686), (56, 4440137), (86, 2891252), (91, 2732392), (94, 2645188), (104, 2390843), (169, 1471288), (172, 1445626), (182, 1366196), (188, 1322594), (301, 826072), (329, 755768), (338, 735644), (344, 722813), (364, 683098), (376, 661297), (559, 444808), (602, 413036), (611, 406952), (658, 377884), (676, 367822), (728, 341549), (1118, 222404), (1183, 210184), (1204, 206518), (1222, 203476), (1316, 188942), (1352, 183911), (2021, 123032), (2197, 113176), (2236, 111202), (2366, 105092), (2408, 103259), (2444, 101738), (2632, 94471), (3913, 63544), (4042, 61516), (4277, 58136), (4394, 56588), (4472, 55601), (4732, 52546), (4888, 50869), (7267, 34216), (7826, 31772), (7943, 31304), (8084, 30758), (8554, 29068), (8788, 28294), (9464, 26273), (14147, 17576), (14534, 17108), (15379, 16168), (15652, 15886)]