67680480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{20143}}^1$

素因数の和:20168

約数の個数: 96

約数和(自身を含む): 243661824

約数和(自身を除く): 175981344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 20143, 40286, 60429, 80572, 100715, 120858, 141001, 161144, 201430, 241716, 282002, 302145, 322288, 402860, 423003, 483432, 564004, 604290, 644576, 705005, 805720, 846006, 966864, 1128008, 1208580, 1410010, 1611440, 1692012, 1933728, 2115015, 2256016, 2417160, 2820020, 3222880, 3384024, 4230030, 4512032, 4834320, 5640040, 6768048, 8460060, 9668640, 11280080, 13536096, 16920120, 22560160, 33840240, 67680480]

約数ペア:

[(1, 67680480), (2, 33840240), (3, 22560160), (4, 16920120), (5, 13536096), (6, 11280080), (7, 9668640), (8, 8460060), (10, 6768048), (12, 5640040), (14, 4834320), (15, 4512032), (16, 4230030), (20, 3384024), (21, 3222880), (24, 2820020), (28, 2417160), (30, 2256016), (32, 2115015), (35, 1933728), (40, 1692012), (42, 1611440), (48, 1410010), (56, 1208580), (60, 1128008), (70, 966864), (80, 846006), (84, 805720), (96, 705005), (105, 644576), (112, 604290), (120, 564004), (140, 483432), (160, 423003), (168, 402860), (210, 322288), (224, 302145), (240, 282002), (280, 241716), (336, 201430), (420, 161144), (480, 141001), (560, 120858), (672, 100715), (840, 80572), (1120, 60429), (1680, 40286), (3360, 20143)]