197646480

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{3389}}^1$

素因数の和:3420

約数の個数: 140

約数和(自身を含む): 689180220

約数和(自身を除く): 491533740

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3389, 3645, 3888, 4860, 5832, 6480, 6778, 7290, 9720, 10167, 11664, 13556, 14580, 16945, 19440, 20334, 27112, 29160, 30501, 33890, 40668, 50835, 54224, 58320, 61002, 67780, 81336, 91503, 101670, 122004, 135560, 152505, 162672, 183006, 203340, 244008, 271120, 274509, 305010, 366012, 406680, 457515, 488016, 549018, 610020, 732024, 813360, 823527, 915030, 1098036, 1220040, 1372545, 1464048, 1647054, 1830060, 2196072, 2440080, 2470581, 2745090, 3294108, 3660120, 4117635, 4392144, 4941162, 5490180, 6588216, 7320240, 8235270, 9882324, 10980360, 12352905, 13176432, 16470540, 19764648, 21960720, 24705810, 32941080, 39529296, 49411620, 65882160, 98823240, 197646480]

約数ペア:

[(1, 197646480), (2, 98823240), (3, 65882160), (4, 49411620), (5, 39529296), (6, 32941080), (8, 24705810), (9, 21960720), (10, 19764648), (12, 16470540), (15, 13176432), (16, 12352905), (18, 10980360), (20, 9882324), (24, 8235270), (27, 7320240), (30, 6588216), (36, 5490180), (40, 4941162), (45, 4392144), (48, 4117635), (54, 3660120), (60, 3294108), (72, 2745090), (80, 2470581), (81, 2440080), (90, 2196072), (108, 1830060), (120, 1647054), (135, 1464048), (144, 1372545), (162, 1220040), (180, 1098036), (216, 915030), (240, 823527), (243, 813360), (270, 732024), (324, 610020), (360, 549018), (405, 488016), (432, 457515), (486, 406680), (540, 366012), (648, 305010), (720, 274509), (729, 271120), (810, 244008), (972, 203340), (1080, 183006), (1215, 162672), (1296, 152505), (1458, 135560), (1620, 122004), (1944, 101670), (2160, 91503), (2430, 81336), (2916, 67780), (3240, 61002), (3389, 58320), (3645, 54224), (3888, 50835), (4860, 40668), (5832, 33890), (6480, 30501), (6778, 29160), (7290, 27112), (9720, 20334), (10167, 19440), (11664, 16945), (13556, 14580)]