218976360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 681264000

約数和(自身を除く): 462287640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 149, 185, 222, 296, 298, 331, 370, 444, 447, 555, 596, 662, 740, 745, 888, 894, 993, 1110, 1192, 1324, 1480, 1490, 1655, 1788, 1986, 2220, 2235, 2648, 2980, 3310, 3576, 3972, 4440, 4470, 4965, 5513, 5960, 6620, 7944, 8940, 9930, 11026, 12247, 13240, 16539, 17880, 19860, 22052, 24494, 27565, 33078, 36741, 39720, 44104, 48988, 49319, 55130, 61235, 66156, 73482, 82695, 97976, 98638, 110260, 122470, 132312, 146964, 147957, 165390, 183705, 197276, 220520, 244940, 246595, 293928, 295914, 330780, 367410, 394552, 489880, 493190, 591828, 661560, 734820, 739785, 986380, 1183656, 1469640, 1479570, 1824803, 1972760, 2959140, 3649606, 5474409, 5918280, 7299212, 9124015, 10948818, 14598424, 18248030, 21897636, 27372045, 36496060, 43795272, 54744090, 72992120, 109488180, 218976360]

約数ペア:

[(1, 218976360), (2, 109488180), (3, 72992120), (4, 54744090), (5, 43795272), (6, 36496060), (8, 27372045), (10, 21897636), (12, 18248030), (15, 14598424), (20, 10948818), (24, 9124015), (30, 7299212), (37, 5918280), (40, 5474409), (60, 3649606), (74, 2959140), (111, 1972760), (120, 1824803), (148, 1479570), (149, 1469640), (185, 1183656), (222, 986380), (296, 739785), (298, 734820), (331, 661560), (370, 591828), (444, 493190), (447, 489880), (555, 394552), (596, 367410), (662, 330780), (740, 295914), (745, 293928), (888, 246595), (894, 244940), (993, 220520), (1110, 197276), (1192, 183705), (1324, 165390), (1480, 147957), (1490, 146964), (1655, 132312), (1788, 122470), (1986, 110260), (2220, 98638), (2235, 97976), (2648, 82695), (2980, 73482), (3310, 66156), (3576, 61235), (3972, 55130), (4440, 49319), (4470, 48988), (4965, 44104), (5513, 39720), (5960, 36741), (6620, 33078), (7944, 27565), (8940, 24494), (9930, 22052), (11026, 19860), (12247, 17880), (13240, 16539)]