209561760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{541}}^1$

素因数の和:831

約数の個数: 144

約数和(自身を含む): 719114760

約数和(自身を除く): 509553000

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 269, 288, 360, 480, 538, 541, 720, 807, 1076, 1082, 1345, 1440, 1614, 1623, 2152, 2164, 2421, 2690, 2705, 3228, 3246, 4035, 4304, 4328, 4842, 4869, 5380, 5410, 6456, 6492, 8070, 8115, 8608, 8656, 9684, 9738, 10760, 10820, 12105, 12912, 12984, 16140, 16230, 17312, 19368, 19476, 21520, 21640, 24210, 24345, 25824, 25968, 32280, 32460, 38736, 38952, 43040, 43280, 48420, 48690, 51936, 64560, 64920, 77472, 77904, 86560, 96840, 97380, 129120, 129840, 145529, 155808, 193680, 194760, 259680, 291058, 387360, 389520, 436587, 582116, 727645, 779040, 873174, 1164232, 1309761, 1455290, 1746348, 2182935, 2328464, 2619522, 2910580, 3492696, 4365870, 4656928, 5239044, 5821160, 6548805, 6985392, 8731740, 10478088, 11642320, 13097610, 13970784, 17463480, 20956176, 23284640, 26195220, 34926960, 41912352, 52390440, 69853920, 104780880, 209561760]

約数ペア:

[(1, 209561760), (2, 104780880), (3, 69853920), (4, 52390440), (5, 41912352), (6, 34926960), (8, 26195220), (9, 23284640), (10, 20956176), (12, 17463480), (15, 13970784), (16, 13097610), (18, 11642320), (20, 10478088), (24, 8731740), (30, 6985392), (32, 6548805), (36, 5821160), (40, 5239044), (45, 4656928), (48, 4365870), (60, 3492696), (72, 2910580), (80, 2619522), (90, 2328464), (96, 2182935), (120, 1746348), (144, 1455290), (160, 1309761), (180, 1164232), (240, 873174), (269, 779040), (288, 727645), (360, 582116), (480, 436587), (538, 389520), (541, 387360), (720, 291058), (807, 259680), (1076, 194760), (1082, 193680), (1345, 155808), (1440, 145529), (1614, 129840), (1623, 129120), (2152, 97380), (2164, 96840), (2421, 86560), (2690, 77904), (2705, 77472), (3228, 64920), (3246, 64560), (4035, 51936), (4304, 48690), (4328, 48420), (4842, 43280), (4869, 43040), (5380, 38952), (5410, 38736), (6456, 32460), (6492, 32280), (8070, 25968), (8115, 25824), (8608, 24345), (8656, 24210), (9684, 21640), (9738, 21520), (10760, 19476), (10820, 19368), (12105, 17312), (12912, 16230), (12984, 16140)]