77718060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61681}}^1$

素因数の和:61703

約数の個数: 72

約数和(自身を含む): 269426976

約数和(自身を除く): 191708916

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 61681, 123362, 185043, 246724, 308405, 370086, 431767, 555129, 616810, 740172, 863534, 925215, 1110258, 1233620, 1295301, 1727068, 1850430, 2158835, 2220516, 2590602, 2775645, 3700860, 3885903, 4317670, 5181204, 5551290, 6476505, 7771806, 8635340, 11102580, 12953010, 15543612, 19429515, 25906020, 38859030, 77718060]

約数ペア:

[(1, 77718060), (2, 38859030), (3, 25906020), (4, 19429515), (5, 15543612), (6, 12953010), (7, 11102580), (9, 8635340), (10, 7771806), (12, 6476505), (14, 5551290), (15, 5181204), (18, 4317670), (20, 3885903), (21, 3700860), (28, 2775645), (30, 2590602), (35, 2220516), (36, 2158835), (42, 1850430), (45, 1727068), (60, 1295301), (63, 1233620), (70, 1110258), (84, 925215), (90, 863534), (105, 740172), (126, 616810), (140, 555129), (180, 431767), (210, 370086), (252, 308405), (315, 246724), (420, 185043), (630, 123362), (1260, 61681)]