215681616

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^2\times {\mathrm{461}}^1$

素因数の和:519

約数の個数: 150

約数和(自身を含む): 660258522

約数和(自身を除く): 444576906

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 304, 324, 342, 361, 432, 456, 461, 513, 648, 684, 722, 912, 922, 1026, 1083, 1296, 1368, 1383, 1444, 1539, 1844, 2052, 2166, 2736, 2766, 2888, 3078, 3249, 3688, 4104, 4149, 4332, 5532, 5776, 6156, 6498, 7376, 8208, 8298, 8664, 8759, 9747, 11064, 12312, 12447, 12996, 16596, 17328, 17518, 19494, 22128, 24624, 24894, 25992, 26277, 29241, 33192, 35036, 37341, 38988, 49788, 51984, 52554, 58482, 66384, 70072, 74682, 77976, 78831, 99576, 105108, 116964, 140144, 149364, 155952, 157662, 166421, 199152, 210216, 233928, 236493, 298728, 315324, 332842, 420432, 467856, 472986, 499263, 597456, 630648, 665684, 709479, 945972, 998526, 1261296, 1331368, 1418958, 1497789, 1891944, 1997052, 2662736, 2837916, 2995578, 3783888, 3994104, 4493367, 5675832, 5991156, 7988208, 8986734, 11351664, 11982312, 13480101, 17973468, 23964624, 26960202, 35946936, 53920404, 71893872, 107840808, 215681616]

約数ペア:

[(1, 215681616), (2, 107840808), (3, 71893872), (4, 53920404), (6, 35946936), (8, 26960202), (9, 23964624), (12, 17973468), (16, 13480101), (18, 11982312), (19, 11351664), (24, 8986734), (27, 7988208), (36, 5991156), (38, 5675832), (48, 4493367), (54, 3994104), (57, 3783888), (72, 2995578), (76, 2837916), (81, 2662736), (108, 1997052), (114, 1891944), (144, 1497789), (152, 1418958), (162, 1331368), (171, 1261296), (216, 998526), (228, 945972), (304, 709479), (324, 665684), (342, 630648), (361, 597456), (432, 499263), (456, 472986), (461, 467856), (513, 420432), (648, 332842), (684, 315324), (722, 298728), (912, 236493), (922, 233928), (1026, 210216), (1083, 199152), (1296, 166421), (1368, 157662), (1383, 155952), (1444, 149364), (1539, 140144), (1844, 116964), (2052, 105108), (2166, 99576), (2736, 78831), (2766, 77976), (2888, 74682), (3078, 70072), (3249, 66384), (3688, 58482), (4104, 52554), (4149, 51984), (4332, 49788), (5532, 38988), (5776, 37341), (6156, 35036), (6498, 33192), (7376, 29241), (8208, 26277), (8298, 25992), (8664, 24894), (8759, 24624), (9747, 22128), (11064, 19494), (12312, 17518), (12447, 17328), (12996, 16596)]