28555632

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 101779200

約数和(自身を除く): 73223568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 36, 38, 42, 48, 49, 54, 56, 57, 63, 71, 72, 76, 84, 98, 108, 112, 114, 126, 133, 142, 144, 147, 152, 168, 171, 189, 196, 213, 216, 228, 252, 266, 284, 294, 304, 336, 342, 378, 392, 399, 426, 432, 441, 456, 497, 504, 513, 532, 568, 588, 639, 684, 756, 784, 798, 852, 882, 912, 931, 994, 1008, 1026, 1064, 1136, 1176, 1197, 1278, 1323, 1349, 1368, 1491, 1512, 1596, 1704, 1764, 1862, 1917, 1988, 2052, 2128, 2352, 2394, 2556, 2646, 2698, 2736, 2793, 2982, 3024, 3192, 3408, 3479, 3528, 3591, 3724, 3834, 3976, 4047, 4104, 4473, 4788, 5112, 5292, 5396, 5586, 5964, 6384, 6958, 7056, 7182, 7448, 7668, 7952, 8094, 8208, 8379, 8946, 9443, 9576, 10224, 10437, 10584, 10792, 11172, 11928, 12141, 13419, 13916, 14364, 14896, 15336, 16188, 16758, 17892, 18886, 19152, 20874, 21168, 21584, 22344, 23856, 24282, 25137, 26838, 27832, 28329, 28728, 30672, 31311, 32376, 33516, 35784, 36423, 37772, 41748, 44688, 48564, 50274, 53676, 55664, 56658, 57456, 62622, 64752, 66101, 67032, 71568, 72846, 75544, 83496, 84987, 93933, 97128, 100548, 107352, 113316, 125244, 132202, 134064, 145692, 151088, 166992, 169974, 187866, 194256, 198303, 201096, 214704, 226632, 250488, 254961, 264404, 291384, 339948, 375732, 396606, 402192, 453264, 500976, 509922, 528808, 582768, 594909, 679896, 751464, 793212, 1019844, 1057616, 1189818, 1359792, 1502928, 1586424, 1784727, 2039688, 2379636, 3172848, 3569454, 4079376, 4759272, 7138908, 9518544, 14277816, 28555632]

約数ペア:

[(1, 28555632), (2, 14277816), (3, 9518544), (4, 7138908), (6, 4759272), (7, 4079376), (8, 3569454), (9, 3172848), (12, 2379636), (14, 2039688), (16, 1784727), (18, 1586424), (19, 1502928), (21, 1359792), (24, 1189818), (27, 1057616), (28, 1019844), (36, 793212), (38, 751464), (42, 679896), (48, 594909), (49, 582768), (54, 528808), (56, 509922), (57, 500976), (63, 453264), (71, 402192), (72, 396606), (76, 375732), (84, 339948), (98, 291384), (108, 264404), (112, 254961), (114, 250488), (126, 226632), (133, 214704), (142, 201096), (144, 198303), (147, 194256), (152, 187866), (168, 169974), (171, 166992), (189, 151088), (196, 145692), (213, 134064), (216, 132202), (228, 125244), (252, 113316), (266, 107352), (284, 100548), (294, 97128), (304, 93933), (336, 84987), (342, 83496), (378, 75544), (392, 72846), (399, 71568), (426, 67032), (432, 66101), (441, 64752), (456, 62622), (497, 57456), (504, 56658), (513, 55664), (532, 53676), (568, 50274), (588, 48564), (639, 44688), (684, 41748), (756, 37772), (784, 36423), (798, 35784), (852, 33516), (882, 32376), (912, 31311), (931, 30672), (994, 28728), (1008, 28329), (1026, 27832), (1064, 26838), (1136, 25137), (1176, 24282), (1197, 23856), (1278, 22344), (1323, 21584), (1349, 21168), (1368, 20874), (1491, 19152), (1512, 18886), (1596, 17892), (1704, 16758), (1764, 16188), (1862, 15336), (1917, 14896), (1988, 14364), (2052, 13916), (2128, 13419), (2352, 12141), (2394, 11928), (2556, 11172), (2646, 10792), (2698, 10584), (2736, 10437), (2793, 10224), (2982, 9576), (3024, 9443), (3192, 8946), (3408, 8379), (3479, 8208), (3528, 8094), (3591, 7952), (3724, 7668), (3834, 7448), (3976, 7182), (4047, 7056), (4104, 6958), (4473, 6384), (4788, 5964), (5112, 5586), (5292, 5396)]