17660720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 53139456

約数和(自身を除く): 35478736

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 47, 55, 56, 61, 70, 77, 80, 88, 94, 110, 112, 122, 140, 154, 176, 188, 220, 235, 244, 280, 305, 308, 329, 376, 385, 427, 440, 470, 488, 517, 560, 610, 616, 658, 671, 752, 770, 854, 880, 940, 976, 1034, 1220, 1232, 1316, 1342, 1540, 1645, 1708, 1880, 2068, 2135, 2440, 2585, 2632, 2684, 2867, 3080, 3290, 3355, 3416, 3619, 3760, 4136, 4270, 4697, 4880, 5170, 5264, 5368, 5734, 6160, 6580, 6710, 6832, 7238, 8272, 8540, 9394, 10340, 10736, 11468, 13160, 13420, 14335, 14476, 17080, 18095, 18788, 20069, 20680, 22936, 23485, 26320, 26840, 28670, 28952, 31537, 34160, 36190, 37576, 40138, 41360, 45872, 46970, 53680, 57340, 57904, 63074, 72380, 75152, 80276, 93940, 100345, 114680, 126148, 144760, 157685, 160552, 187880, 200690, 220759, 229360, 252296, 289520, 315370, 321104, 375760, 401380, 441518, 504592, 630740, 802760, 883036, 1103795, 1261480, 1605520, 1766072, 2207590, 2522960, 3532144, 4415180, 8830360, 17660720]

約数ペア:

[(1, 17660720), (2, 8830360), (4, 4415180), (5, 3532144), (7, 2522960), (8, 2207590), (10, 1766072), (11, 1605520), (14, 1261480), (16, 1103795), (20, 883036), (22, 802760), (28, 630740), (35, 504592), (40, 441518), (44, 401380), (47, 375760), (55, 321104), (56, 315370), (61, 289520), (70, 252296), (77, 229360), (80, 220759), (88, 200690), (94, 187880), (110, 160552), (112, 157685), (122, 144760), (140, 126148), (154, 114680), (176, 100345), (188, 93940), (220, 80276), (235, 75152), (244, 72380), (280, 63074), (305, 57904), (308, 57340), (329, 53680), (376, 46970), (385, 45872), (427, 41360), (440, 40138), (470, 37576), (488, 36190), (517, 34160), (560, 31537), (610, 28952), (616, 28670), (658, 26840), (671, 26320), (752, 23485), (770, 22936), (854, 20680), (880, 20069), (940, 18788), (976, 18095), (1034, 17080), (1220, 14476), (1232, 14335), (1316, 13420), (1342, 13160), (1540, 11468), (1645, 10736), (1708, 10340), (1880, 9394), (2068, 8540), (2135, 8272), (2440, 7238), (2585, 6832), (2632, 6710), (2684, 6580), (2867, 6160), (3080, 5734), (3290, 5368), (3355, 5264), (3416, 5170), (3619, 4880), (3760, 4697), (4136, 4270)]