205158240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{20353}}^1$

素因数の和:20381

約数の個数: 144

約数和(自身を含む): 800156448

約数和(自身を除く): 594998208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 20353, 40706, 61059, 81412, 101765, 122118, 142471, 162824, 183177, 203530, 244236, 284942, 305295, 325648, 366354, 407060, 427413, 488472, 569884, 610590, 651296, 712355, 732708, 814120, 854826, 915885, 976944, 1139768, 1221180, 1282239, 1424710, 1465416, 1628240, 1709652, 1831770, 1953888, 2137065, 2279536, 2442360, 2564478, 2849420, 2930832, 3256480, 3419304, 3663540, 4274130, 4559072, 4884720, 5128956, 5698840, 5861664, 6411195, 6838608, 7327080, 8548260, 9769440, 10257912, 11397680, 12822390, 13677216, 14654160, 17096520, 20515824, 22795360, 25644780, 29308320, 34193040, 41031648, 51289560, 68386080, 102579120, 205158240]

約数ペア:

[(1, 205158240), (2, 102579120), (3, 68386080), (4, 51289560), (5, 41031648), (6, 34193040), (7, 29308320), (8, 25644780), (9, 22795360), (10, 20515824), (12, 17096520), (14, 14654160), (15, 13677216), (16, 12822390), (18, 11397680), (20, 10257912), (21, 9769440), (24, 8548260), (28, 7327080), (30, 6838608), (32, 6411195), (35, 5861664), (36, 5698840), (40, 5128956), (42, 4884720), (45, 4559072), (48, 4274130), (56, 3663540), (60, 3419304), (63, 3256480), (70, 2930832), (72, 2849420), (80, 2564478), (84, 2442360), (90, 2279536), (96, 2137065), (105, 1953888), (112, 1831770), (120, 1709652), (126, 1628240), (140, 1465416), (144, 1424710), (160, 1282239), (168, 1221180), (180, 1139768), (210, 976944), (224, 915885), (240, 854826), (252, 814120), (280, 732708), (288, 712355), (315, 651296), (336, 610590), (360, 569884), (420, 488472), (480, 427413), (504, 407060), (560, 366354), (630, 325648), (672, 305295), (720, 284942), (840, 244236), (1008, 203530), (1120, 183177), (1260, 162824), (1440, 142471), (1680, 122118), (2016, 101765), (2520, 81412), (3360, 61059), (5040, 40706), (10080, 20353)]