1440240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 4740768

約数和(自身を除く): 3300528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 353, 408, 510, 680, 706, 816, 1020, 1059, 1360, 1412, 1765, 2040, 2118, 2824, 3530, 4080, 4236, 5295, 5648, 6001, 7060, 8472, 10590, 12002, 14120, 16944, 18003, 21180, 24004, 28240, 30005, 36006, 42360, 48008, 60010, 72012, 84720, 90015, 96016, 120020, 144024, 180030, 240040, 288048, 360060, 480080, 720120, 1440240]

約数ペア:

[(1, 1440240), (2, 720120), (3, 480080), (4, 360060), (5, 288048), (6, 240040), (8, 180030), (10, 144024), (12, 120020), (15, 96016), (16, 90015), (17, 84720), (20, 72012), (24, 60010), (30, 48008), (34, 42360), (40, 36006), (48, 30005), (51, 28240), (60, 24004), (68, 21180), (80, 18003), (85, 16944), (102, 14120), (120, 12002), (136, 10590), (170, 8472), (204, 7060), (240, 6001), (255, 5648), (272, 5295), (340, 4236), (353, 4080), (408, 3530), (510, 2824), (680, 2118), (706, 2040), (816, 1765), (1020, 1412), (1059, 1360)]