217019824

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:915

約数の個数: 120

約数和(自身を含む): 545790960

約数和(自身を除く): 328771136

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 152, 196, 238, 266, 272, 304, 323, 392, 476, 532, 646, 784, 833, 857, 931, 952, 1064, 1292, 1666, 1714, 1862, 1904, 2128, 2261, 2584, 3332, 3428, 3724, 4522, 5168, 5999, 6664, 6856, 7448, 9044, 11998, 13328, 13712, 14569, 14896, 15827, 16283, 18088, 23996, 29138, 31654, 32566, 36176, 41993, 47992, 58276, 63308, 65132, 83986, 95984, 101983, 113981, 116552, 126616, 130264, 167972, 203966, 227962, 233104, 253232, 260528, 276811, 335944, 407932, 455924, 553622, 671888, 713881, 797867, 815864, 911848, 1107244, 1427762, 1595734, 1631728, 1823696, 1937677, 2214488, 2855524, 3191468, 3875354, 4428976, 5711048, 6382936, 7750708, 11422096, 12765872, 13563739, 15501416, 27127478, 31002832, 54254956, 108509912, 217019824]

約数ペア:

[(1, 217019824), (2, 108509912), (4, 54254956), (7, 31002832), (8, 27127478), (14, 15501416), (16, 13563739), (17, 12765872), (19, 11422096), (28, 7750708), (34, 6382936), (38, 5711048), (49, 4428976), (56, 3875354), (68, 3191468), (76, 2855524), (98, 2214488), (112, 1937677), (119, 1823696), (133, 1631728), (136, 1595734), (152, 1427762), (196, 1107244), (238, 911848), (266, 815864), (272, 797867), (304, 713881), (323, 671888), (392, 553622), (476, 455924), (532, 407932), (646, 335944), (784, 276811), (833, 260528), (857, 253232), (931, 233104), (952, 227962), (1064, 203966), (1292, 167972), (1666, 130264), (1714, 126616), (1862, 116552), (1904, 113981), (2128, 101983), (2261, 95984), (2584, 83986), (3332, 65132), (3428, 63308), (3724, 58276), (4522, 47992), (5168, 41993), (5999, 36176), (6664, 32566), (6856, 31654), (7448, 29138), (9044, 23996), (11998, 18088), (13328, 16283), (13712, 15827), (14569, 14896)]