285174512

素因数分解:

$2^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 670470480

約数和(自身を除く): 385295968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 67, 89, 98, 112, 122, 134, 178, 196, 244, 268, 356, 392, 427, 469, 488, 536, 623, 712, 784, 854, 938, 976, 1072, 1246, 1424, 1708, 1876, 2492, 2989, 3283, 3416, 3752, 4087, 4361, 4984, 5429, 5963, 5978, 6566, 6832, 7504, 8174, 8722, 9968, 10858, 11926, 11956, 13132, 16348, 17444, 21716, 23852, 23912, 26264, 28609, 32696, 34888, 38003, 41741, 43432, 47704, 47824, 52528, 57218, 65392, 69776, 76006, 83482, 86864, 95408, 114436, 152012, 166964, 200263, 228872, 266021, 292187, 304024, 333928, 363743, 400526, 457744, 532042, 584374, 608048, 667856, 727486, 801052, 1064084, 1168748, 1454972, 1602104, 2128168, 2337496, 2546201, 2909944, 3204208, 4256336, 4674992, 5092402, 5819888, 10184804, 17823407, 20369608, 35646814, 40739216, 71293628, 142587256, 285174512]

約数ペア:

[(1, 285174512), (2, 142587256), (4, 71293628), (7, 40739216), (8, 35646814), (14, 20369608), (16, 17823407), (28, 10184804), (49, 5819888), (56, 5092402), (61, 4674992), (67, 4256336), (89, 3204208), (98, 2909944), (112, 2546201), (122, 2337496), (134, 2128168), (178, 1602104), (196, 1454972), (244, 1168748), (268, 1064084), (356, 801052), (392, 727486), (427, 667856), (469, 608048), (488, 584374), (536, 532042), (623, 457744), (712, 400526), (784, 363743), (854, 333928), (938, 304024), (976, 292187), (1072, 266021), (1246, 228872), (1424, 200263), (1708, 166964), (1876, 152012), (2492, 114436), (2989, 95408), (3283, 86864), (3416, 83482), (3752, 76006), (4087, 69776), (4361, 65392), (4984, 57218), (5429, 52528), (5963, 47824), (5978, 47704), (6566, 43432), (6832, 41741), (7504, 38003), (8174, 34888), (8722, 32696), (9968, 28609), (10858, 26264), (11926, 23912), (11956, 23852), (13132, 21716), (16348, 17444)]