55557040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 167132160

約数和(自身を除く): 111575120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 311, 319, 385, 406, 440, 464, 560, 580, 616, 622, 638, 770, 812, 880, 1015, 1160, 1232, 1244, 1276, 1540, 1555, 1595, 1624, 2030, 2177, 2233, 2320, 2488, 2552, 3080, 3110, 3190, 3248, 3421, 4060, 4354, 4466, 4976, 5104, 6160, 6220, 6380, 6842, 8120, 8708, 8932, 9019, 10885, 11165, 12440, 12760, 13684, 16240, 17105, 17416, 17864, 18038, 21770, 22330, 23947, 24880, 25520, 27368, 34210, 34832, 35728, 36076, 43540, 44660, 45095, 47894, 54736, 63133, 68420, 72152, 87080, 89320, 90190, 95788, 99209, 119735, 126266, 136840, 144304, 174160, 178640, 180380, 191576, 198418, 239470, 252532, 273680, 315665, 360760, 383152, 396836, 478940, 496045, 505064, 631330, 694463, 721520, 793672, 957880, 992090, 1010128, 1262660, 1388926, 1587344, 1915760, 1984180, 2525320, 2777852, 3472315, 3968360, 5050640, 5555704, 6944630, 7936720, 11111408, 13889260, 27778520, 55557040]

約数ペア:

[(1, 55557040), (2, 27778520), (4, 13889260), (5, 11111408), (7, 7936720), (8, 6944630), (10, 5555704), (11, 5050640), (14, 3968360), (16, 3472315), (20, 2777852), (22, 2525320), (28, 1984180), (29, 1915760), (35, 1587344), (40, 1388926), (44, 1262660), (55, 1010128), (56, 992090), (58, 957880), (70, 793672), (77, 721520), (80, 694463), (88, 631330), (110, 505064), (112, 496045), (116, 478940), (140, 396836), (145, 383152), (154, 360760), (176, 315665), (203, 273680), (220, 252532), (232, 239470), (280, 198418), (290, 191576), (308, 180380), (311, 178640), (319, 174160), (385, 144304), (406, 136840), (440, 126266), (464, 119735), (560, 99209), (580, 95788), (616, 90190), (622, 89320), (638, 87080), (770, 72152), (812, 68420), (880, 63133), (1015, 54736), (1160, 47894), (1232, 45095), (1244, 44660), (1276, 43540), (1540, 36076), (1555, 35728), (1595, 34832), (1624, 34210), (2030, 27368), (2177, 25520), (2233, 24880), (2320, 23947), (2488, 22330), (2552, 21770), (3080, 18038), (3110, 17864), (3190, 17416), (3248, 17105), (3421, 16240), (4060, 13684), (4354, 12760), (4466, 12440), (4976, 11165), (5104, 10885), (6160, 9019), (6220, 8932), (6380, 8708), (6842, 8120)]