720120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 2293920

約数和(自身を除く): 1573800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 353, 408, 510, 680, 706, 1020, 1059, 1412, 1765, 2040, 2118, 2824, 3530, 4236, 5295, 6001, 7060, 8472, 10590, 12002, 14120, 18003, 21180, 24004, 30005, 36006, 42360, 48008, 60010, 72012, 90015, 120020, 144024, 180030, 240040, 360060, 720120]

約数ペア:

[(1, 720120), (2, 360060), (3, 240040), (4, 180030), (5, 144024), (6, 120020), (8, 90015), (10, 72012), (12, 60010), (15, 48008), (17, 42360), (20, 36006), (24, 30005), (30, 24004), (34, 21180), (40, 18003), (51, 14120), (60, 12002), (68, 10590), (85, 8472), (102, 7060), (120, 6001), (136, 5295), (170, 4236), (204, 3530), (255, 2824), (340, 2118), (353, 2040), (408, 1765), (510, 1412), (680, 1059), (706, 1020)]