161107920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{74587}}^1$

素因数の和:74609

約数の個数: 80

約数和(自身を含む): 554934720

約数和(自身を除く): 393826800

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, 74587, 149174, 223761, 298348, 372935, 447522, 596696, 671283, 745870, 895044, 1118805, 1193392, 1342566, 1491740, 1790088, 2013849, 2237610, 2685132, 2983480, 3356415, 3580176, 4027698, 4475220, 5370264, 5966960, 6712830, 8055396, 8950440, 10069245, 10740528, 13425660, 16110792, 17900880, 20138490, 26851320, 32221584, 40276980, 53702640, 80553960, 161107920]

約数ペア:

[(1, 161107920), (2, 80553960), (3, 53702640), (4, 40276980), (5, 32221584), (6, 26851320), (8, 20138490), (9, 17900880), (10, 16110792), (12, 13425660), (15, 10740528), (16, 10069245), (18, 8950440), (20, 8055396), (24, 6712830), (27, 5966960), (30, 5370264), (36, 4475220), (40, 4027698), (45, 3580176), (48, 3356415), (54, 2983480), (60, 2685132), (72, 2237610), (80, 2013849), (90, 1790088), (108, 1491740), (120, 1342566), (135, 1193392), (144, 1118805), (180, 895044), (216, 745870), (240, 671283), (270, 596696), (360, 447522), (432, 372935), (540, 298348), (720, 223761), (1080, 149174), (2160, 74587)]