2156831360

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2137}}^1$

素因数の和:2258

約数の個数: 128

約数和(自身を含む): 5495515200

約数和(自身を除く): 3338683840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 83, 95, 128, 152, 160, 166, 190, 304, 320, 332, 380, 415, 608, 640, 664, 760, 830, 1216, 1328, 1520, 1577, 1660, 2137, 2432, 2656, 3040, 3154, 3320, 4274, 5312, 6080, 6308, 6640, 7885, 8548, 10624, 10685, 12160, 12616, 13280, 15770, 17096, 21370, 25232, 26560, 31540, 34192, 40603, 42740, 50464, 53120, 63080, 68384, 81206, 85480, 100928, 126160, 136768, 162412, 170960, 177371, 201856, 203015, 252320, 273536, 324824, 341920, 354742, 406030, 504640, 649648, 683840, 709484, 812060, 886855, 1009280, 1299296, 1367680, 1418968, 1624120, 1773710, 2598592, 2837936, 3248240, 3370049, 3547420, 5197184, 5675872, 6496480, 6740098, 7094840, 11351744, 12992960, 13480196, 14189680, 16850245, 22703488, 25985920, 26960392, 28379360, 33700490, 53920784, 56758720, 67400980, 107841568, 113517440, 134801960, 215683136, 269603920, 431366272, 539207840, 1078415680, 2156831360]

約数ペア:

[(1, 2156831360), (2, 1078415680), (4, 539207840), (5, 431366272), (8, 269603920), (10, 215683136), (16, 134801960), (19, 113517440), (20, 107841568), (32, 67400980), (38, 56758720), (40, 53920784), (64, 33700490), (76, 28379360), (80, 26960392), (83, 25985920), (95, 22703488), (128, 16850245), (152, 14189680), (160, 13480196), (166, 12992960), (190, 11351744), (304, 7094840), (320, 6740098), (332, 6496480), (380, 5675872), (415, 5197184), (608, 3547420), (640, 3370049), (664, 3248240), (760, 2837936), (830, 2598592), (1216, 1773710), (1328, 1624120), (1520, 1418968), (1577, 1367680), (1660, 1299296), (2137, 1009280), (2432, 886855), (2656, 812060), (3040, 709484), (3154, 683840), (3320, 649648), (4274, 504640), (5312, 406030), (6080, 354742), (6308, 341920), (6640, 324824), (7885, 273536), (8548, 252320), (10624, 203015), (10685, 201856), (12160, 177371), (12616, 170960), (13280, 162412), (15770, 136768), (17096, 126160), (21370, 100928), (25232, 85480), (26560, 81206), (31540, 68384), (34192, 63080), (40603, 53120), (42740, 50464)]