271984080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:449

約数の個数: 160

約数和(自身を含む): 879943680

約数和(自身を除く): 607959600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 139, 155, 186, 240, 248, 263, 278, 310, 372, 417, 465, 496, 526, 556, 620, 695, 744, 789, 834, 930, 1052, 1112, 1240, 1315, 1390, 1488, 1578, 1668, 1860, 2085, 2104, 2224, 2480, 2630, 2780, 3156, 3336, 3720, 3945, 4170, 4208, 4309, 5260, 5560, 6312, 6672, 7440, 7890, 8153, 8340, 8618, 10520, 11120, 12624, 12927, 15780, 16306, 16680, 17236, 21040, 21545, 24459, 25854, 31560, 32612, 33360, 34472, 36557, 40765, 43090, 48918, 51708, 63120, 64635, 65224, 68944, 73114, 81530, 86180, 97836, 103416, 109671, 122295, 129270, 130448, 146228, 163060, 172360, 182785, 195672, 206832, 219342, 244590, 258540, 292456, 326120, 344720, 365570, 391344, 438684, 489180, 517080, 548355, 584912, 652240, 731140, 877368, 978360, 1034160, 1096710, 1133267, 1462280, 1754736, 1956720, 2193420, 2266534, 2924560, 3399801, 4386840, 4533068, 5666335, 6799602, 8773680, 9066136, 11332670, 13599204, 16999005, 18132272, 22665340, 27198408, 33998010, 45330680, 54396816, 67996020, 90661360, 135992040, 271984080]

約数ペア:

[(1, 271984080), (2, 135992040), (3, 90661360), (4, 67996020), (5, 54396816), (6, 45330680), (8, 33998010), (10, 27198408), (12, 22665340), (15, 18132272), (16, 16999005), (20, 13599204), (24, 11332670), (30, 9066136), (31, 8773680), (40, 6799602), (48, 5666335), (60, 4533068), (62, 4386840), (80, 3399801), (93, 2924560), (120, 2266534), (124, 2193420), (139, 1956720), (155, 1754736), (186, 1462280), (240, 1133267), (248, 1096710), (263, 1034160), (278, 978360), (310, 877368), (372, 731140), (417, 652240), (465, 584912), (496, 548355), (526, 517080), (556, 489180), (620, 438684), (695, 391344), (744, 365570), (789, 344720), (834, 326120), (930, 292456), (1052, 258540), (1112, 244590), (1240, 219342), (1315, 206832), (1390, 195672), (1488, 182785), (1578, 172360), (1668, 163060), (1860, 146228), (2085, 130448), (2104, 129270), (2224, 122295), (2480, 109671), (2630, 103416), (2780, 97836), (3156, 86180), (3336, 81530), (3720, 73114), (3945, 68944), (4170, 65224), (4208, 64635), (4309, 63120), (5260, 51708), (5560, 48918), (6312, 43090), (6672, 40765), (7440, 36557), (7890, 34472), (8153, 33360), (8340, 32612), (8618, 31560), (10520, 25854), (11120, 24459), (12624, 21545), (12927, 21040), (15780, 17236), (16306, 16680)]