138072960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{23971}}^1$

素因数の和:23996

約数の個数: 96

約数和(自身を含む): 476803080

約数和(自身を除く): 338730120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 23971, 47942, 71913, 95884, 119855, 143826, 191768, 215739, 239710, 287652, 359565, 383536, 431478, 479420, 575304, 719130, 767072, 862956, 958840, 1078695, 1150608, 1438260, 1534144, 1725912, 1917680, 2157390, 2301216, 2876520, 3068288, 3451824, 3835360, 4314780, 4602432, 5753040, 6903648, 7670720, 8629560, 9204864, 11506080, 13807296, 15341440, 17259120, 23012160, 27614592, 34518240, 46024320, 69036480, 138072960]

約数ペア:

[(1, 138072960), (2, 69036480), (3, 46024320), (4, 34518240), (5, 27614592), (6, 23012160), (8, 17259120), (9, 15341440), (10, 13807296), (12, 11506080), (15, 9204864), (16, 8629560), (18, 7670720), (20, 6903648), (24, 5753040), (30, 4602432), (32, 4314780), (36, 3835360), (40, 3451824), (45, 3068288), (48, 2876520), (60, 2301216), (64, 2157390), (72, 1917680), (80, 1725912), (90, 1534144), (96, 1438260), (120, 1150608), (128, 1078695), (144, 958840), (160, 862956), (180, 767072), (192, 719130), (240, 575304), (288, 479420), (320, 431478), (360, 383536), (384, 359565), (480, 287652), (576, 239710), (640, 215739), (720, 191768), (960, 143826), (1152, 119855), (1440, 95884), (1920, 71913), (2880, 47942), (5760, 23971)]