68085920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 198567936

約数和(自身を除く): 130482016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 53, 56, 62, 70, 74, 80, 106, 112, 124, 140, 148, 155, 160, 185, 212, 217, 224, 248, 259, 265, 280, 296, 310, 370, 371, 424, 434, 496, 518, 530, 560, 592, 620, 740, 742, 848, 868, 992, 1036, 1060, 1085, 1120, 1147, 1184, 1240, 1295, 1480, 1484, 1643, 1696, 1736, 1855, 1961, 2072, 2120, 2170, 2294, 2480, 2590, 2960, 2968, 3286, 3472, 3710, 3922, 4144, 4240, 4340, 4588, 4960, 5180, 5735, 5920, 5936, 6572, 6944, 7420, 7844, 8029, 8215, 8288, 8480, 8680, 9176, 9805, 10360, 11470, 11501, 11872, 13144, 13727, 14840, 15688, 16058, 16430, 17360, 18352, 19610, 20720, 22940, 23002, 26288, 27454, 29680, 31376, 32116, 32860, 34720, 36704, 39220, 40145, 41440, 45880, 46004, 52576, 54908, 57505, 59360, 60791, 62752, 64232, 65720, 68635, 78440, 80290, 91760, 92008, 109816, 115010, 121582, 128464, 131440, 137270, 156880, 160580, 183520, 184016, 219632, 230020, 243164, 256928, 262880, 274540, 303955, 313760, 321160, 368032, 425537, 439264, 460040, 486328, 549080, 607910, 642320, 851074, 920080, 972656, 1098160, 1215820, 1284640, 1702148, 1840160, 1945312, 2127685, 2196320, 2431640, 3404296, 4255370, 4863280, 6808592, 8510740, 9726560, 13617184, 17021480, 34042960, 68085920]

約数ペア:

[(1, 68085920), (2, 34042960), (4, 17021480), (5, 13617184), (7, 9726560), (8, 8510740), (10, 6808592), (14, 4863280), (16, 4255370), (20, 3404296), (28, 2431640), (31, 2196320), (32, 2127685), (35, 1945312), (37, 1840160), (40, 1702148), (53, 1284640), (56, 1215820), (62, 1098160), (70, 972656), (74, 920080), (80, 851074), (106, 642320), (112, 607910), (124, 549080), (140, 486328), (148, 460040), (155, 439264), (160, 425537), (185, 368032), (212, 321160), (217, 313760), (224, 303955), (248, 274540), (259, 262880), (265, 256928), (280, 243164), (296, 230020), (310, 219632), (370, 184016), (371, 183520), (424, 160580), (434, 156880), (496, 137270), (518, 131440), (530, 128464), (560, 121582), (592, 115010), (620, 109816), (740, 92008), (742, 91760), (848, 80290), (868, 78440), (992, 68635), (1036, 65720), (1060, 64232), (1085, 62752), (1120, 60791), (1147, 59360), (1184, 57505), (1240, 54908), (1295, 52576), (1480, 46004), (1484, 45880), (1643, 41440), (1696, 40145), (1736, 39220), (1855, 36704), (1961, 34720), (2072, 32860), (2120, 32116), (2170, 31376), (2294, 29680), (2480, 27454), (2590, 26288), (2960, 23002), (2968, 22940), (3286, 20720), (3472, 19610), (3710, 18352), (3922, 17360), (4144, 16430), (4240, 16058), (4340, 15688), (4588, 14840), (4960, 13727), (5180, 13144), (5735, 11872), (5920, 11501), (5936, 11470), (6572, 10360), (6944, 9805), (7420, 9176), (7844, 8680), (8029, 8480), (8215, 8288)]