172404720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79817}}^1$

素因数の和:79839

約数の個数: 80

約数和(自身を含む): 593845920

約数和(自身を除く): 421441200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 79817, 159634, 239451, 319268, 399085, 478902, 638536, 718353, 798170, 957804, 1197255, 1277072, 1436706, 1596340, 1915608, 2155059, 2394510, 2873412, 3192680, 3591765, 3831216, 4310118, 4789020, 5746824, 6385360, 7183530, 8620236, 9578040, 10775295, 11493648, 14367060, 17240472, 19156080, 21550590, 28734120, 34480944, 43101180, 57468240, 86202360, 172404720]

約数ペア:

[(1, 172404720), (2, 86202360), (3, 57468240), (4, 43101180), (5, 34480944), (6, 28734120), (8, 21550590), (9, 19156080), (10, 17240472), (12, 14367060), (15, 11493648), (16, 10775295), (18, 9578040), (20, 8620236), (24, 7183530), (27, 6385360), (30, 5746824), (36, 4789020), (40, 4310118), (45, 3831216), (48, 3591765), (54, 3192680), (60, 2873412), (72, 2394510), (80, 2155059), (90, 1915608), (108, 1596340), (120, 1436706), (135, 1277072), (144, 1197255), (180, 957804), (216, 798170), (240, 718353), (270, 638536), (360, 478902), (432, 399085), (540, 319268), (720, 239451), (1080, 159634), (2160, 79817)]