87984120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{104743}}^1$

素因数の和:104764

約数の個数: 64

約数和(自身を含む): 301662720

約数和(自身を除く): 213678600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 104743, 209486, 314229, 418972, 523715, 628458, 733201, 837944, 1047430, 1256916, 1466402, 1571145, 2094860, 2199603, 2513832, 2932804, 3142290, 3666005, 4189720, 4399206, 5865608, 6284580, 7332010, 8798412, 10998015, 12569160, 14664020, 17596824, 21996030, 29328040, 43992060, 87984120]

約数ペア:

[(1, 87984120), (2, 43992060), (3, 29328040), (4, 21996030), (5, 17596824), (6, 14664020), (7, 12569160), (8, 10998015), (10, 8798412), (12, 7332010), (14, 6284580), (15, 5865608), (20, 4399206), (21, 4189720), (24, 3666005), (28, 3142290), (30, 2932804), (35, 2513832), (40, 2199603), (42, 2094860), (56, 1571145), (60, 1466402), (70, 1256916), (84, 1047430), (105, 837944), (120, 733201), (140, 628458), (168, 523715), (210, 418972), (280, 314229), (420, 209486), (840, 104743)]