221166960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2801}}^1$

素因数の和:2871

約数の個数: 160

約数和(自身を含む): 800520192

約数和(自身を除く): 579353232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 280, 282, 329, 336, 376, 420, 470, 560, 564, 658, 705, 752, 840, 940, 987, 1128, 1316, 1410, 1645, 1680, 1880, 1974, 2256, 2632, 2801, 2820, 3290, 3760, 3948, 4935, 5264, 5602, 5640, 6580, 7896, 8403, 9870, 11204, 11280, 13160, 14005, 15792, 16806, 19607, 19740, 22408, 26320, 28010, 33612, 39214, 39480, 42015, 44816, 56020, 58821, 67224, 78428, 78960, 84030, 98035, 112040, 117642, 131647, 134448, 156856, 168060, 196070, 224080, 235284, 263294, 294105, 313712, 336120, 392140, 394941, 470568, 526588, 588210, 658235, 672240, 784280, 789882, 921529, 941136, 1053176, 1176420, 1316470, 1568560, 1579764, 1843058, 1974705, 2106352, 2352840, 2632940, 2764587, 3159528, 3686116, 3949410, 4607645, 4705680, 5265880, 5529174, 6319056, 7372232, 7898820, 9215290, 10531760, 11058348, 13822935, 14744464, 15797640, 18430580, 22116696, 27645870, 31595280, 36861160, 44233392, 55291740, 73722320, 110583480, 221166960]

約数ペア:

[(1, 221166960), (2, 110583480), (3, 73722320), (4, 55291740), (5, 44233392), (6, 36861160), (7, 31595280), (8, 27645870), (10, 22116696), (12, 18430580), (14, 15797640), (15, 14744464), (16, 13822935), (20, 11058348), (21, 10531760), (24, 9215290), (28, 7898820), (30, 7372232), (35, 6319056), (40, 5529174), (42, 5265880), (47, 4705680), (48, 4607645), (56, 3949410), (60, 3686116), (70, 3159528), (80, 2764587), (84, 2632940), (94, 2352840), (105, 2106352), (112, 1974705), (120, 1843058), (140, 1579764), (141, 1568560), (168, 1316470), (188, 1176420), (210, 1053176), (235, 941136), (240, 921529), (280, 789882), (282, 784280), (329, 672240), (336, 658235), (376, 588210), (420, 526588), (470, 470568), (560, 394941), (564, 392140), (658, 336120), (705, 313712), (752, 294105), (840, 263294), (940, 235284), (987, 224080), (1128, 196070), (1316, 168060), (1410, 156856), (1645, 134448), (1680, 131647), (1880, 117642), (1974, 112040), (2256, 98035), (2632, 84030), (2801, 78960), (2820, 78428), (3290, 67224), (3760, 58821), (3948, 56020), (4935, 44816), (5264, 42015), (5602, 39480), (5640, 39214), (6580, 33612), (7896, 28010), (8403, 26320), (9870, 22408), (11204, 19740), (11280, 19607), (13160, 16806), (14005, 15792)]