217627520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1$

素因数の和:1676

約数の個数: 128

約数和(自身を含む): 597801600

約数和(自身を除く): 380174080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 640, 704, 760, 836, 880, 1045, 1216, 1408, 1520, 1627, 1672, 1760, 2090, 2432, 3040, 3254, 3344, 3520, 4180, 6080, 6508, 6688, 7040, 8135, 8360, 12160, 13016, 13376, 16270, 16720, 17897, 26032, 26752, 30913, 32540, 33440, 35794, 52064, 61826, 65080, 66880, 71588, 89485, 104128, 123652, 130160, 133760, 143176, 154565, 178970, 208256, 247304, 260320, 286352, 309130, 340043, 357940, 494608, 520640, 572704, 618260, 680086, 715880, 989216, 1041280, 1145408, 1236520, 1360172, 1431760, 1700215, 1978432, 2290816, 2473040, 2720344, 2863520, 3400430, 3956864, 4946080, 5440688, 5727040, 6800860, 9892160, 10881376, 11454080, 13601720, 19784320, 21762752, 27203440, 43525504, 54406880, 108813760, 217627520]

約数ペア:

[(1, 217627520), (2, 108813760), (4, 54406880), (5, 43525504), (8, 27203440), (10, 21762752), (11, 19784320), (16, 13601720), (19, 11454080), (20, 10881376), (22, 9892160), (32, 6800860), (38, 5727040), (40, 5440688), (44, 4946080), (55, 3956864), (64, 3400430), (76, 2863520), (80, 2720344), (88, 2473040), (95, 2290816), (110, 1978432), (128, 1700215), (152, 1431760), (160, 1360172), (176, 1236520), (190, 1145408), (209, 1041280), (220, 989216), (304, 715880), (320, 680086), (352, 618260), (380, 572704), (418, 520640), (440, 494608), (608, 357940), (640, 340043), (704, 309130), (760, 286352), (836, 260320), (880, 247304), (1045, 208256), (1216, 178970), (1408, 154565), (1520, 143176), (1627, 133760), (1672, 130160), (1760, 123652), (2090, 104128), (2432, 89485), (3040, 71588), (3254, 66880), (3344, 65080), (3520, 61826), (4180, 52064), (6080, 35794), (6508, 33440), (6688, 32540), (7040, 30913), (8135, 26752), (8360, 26032), (12160, 17897), (13016, 16720), (13376, 16270)]