722236424

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 1720051200

約数和(自身を除く): 997814776

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 89, 91, 104, 142, 157, 178, 182, 284, 314, 356, 364, 497, 568, 623, 628, 712, 728, 923, 994, 1099, 1157, 1246, 1256, 1846, 1988, 2041, 2198, 2314, 2492, 3692, 3976, 4082, 4396, 4628, 4984, 6319, 6461, 7384, 8099, 8164, 8792, 9256, 11147, 12638, 12922, 13973, 14287, 16198, 16328, 22294, 25276, 25844, 27946, 28574, 32396, 44233, 44588, 50552, 51688, 55892, 57148, 64792, 78029, 82147, 88466, 89176, 97811, 111784, 114296, 144911, 156058, 164294, 176932, 181649, 195622, 289822, 312116, 328588, 353864, 363298, 391244, 575029, 579644, 624232, 657176, 726596, 782488, 992083, 1014377, 1150058, 1159288, 1271543, 1453192, 1984166, 2028754, 2300116, 2543086, 3968332, 4057508, 4600232, 5086172, 6944581, 7936664, 8115016, 10172344, 12897079, 13889162, 25794158, 27778324, 51588316, 55556648, 90279553, 103176632, 180559106, 361118212, 722236424]

約数ペア:

[(1, 722236424), (2, 361118212), (4, 180559106), (7, 103176632), (8, 90279553), (13, 55556648), (14, 51588316), (26, 27778324), (28, 25794158), (52, 13889162), (56, 12897079), (71, 10172344), (89, 8115016), (91, 7936664), (104, 6944581), (142, 5086172), (157, 4600232), (178, 4057508), (182, 3968332), (284, 2543086), (314, 2300116), (356, 2028754), (364, 1984166), (497, 1453192), (568, 1271543), (623, 1159288), (628, 1150058), (712, 1014377), (728, 992083), (923, 782488), (994, 726596), (1099, 657176), (1157, 624232), (1246, 579644), (1256, 575029), (1846, 391244), (1988, 363298), (2041, 353864), (2198, 328588), (2314, 312116), (2492, 289822), (3692, 195622), (3976, 181649), (4082, 176932), (4396, 164294), (4628, 156058), (4984, 144911), (6319, 114296), (6461, 111784), (7384, 97811), (8099, 89176), (8164, 88466), (8792, 82147), (9256, 78029), (11147, 64792), (12638, 57148), (12922, 55892), (13973, 51688), (14287, 50552), (16198, 44588), (16328, 44233), (22294, 32396), (25276, 28574), (25844, 27946)]