138763840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:852

約数の個数: 112

約数和(自身を含む): 360273600

約数和(自身を除く): 221509760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 145, 152, 160, 190, 232, 290, 304, 320, 380, 464, 551, 580, 608, 760, 787, 928, 1102, 1160, 1216, 1520, 1574, 1856, 2204, 2320, 2755, 3040, 3148, 3935, 4408, 4640, 5510, 6080, 6296, 7870, 8816, 9280, 11020, 12592, 14953, 15740, 17632, 22040, 22823, 25184, 29906, 31480, 35264, 44080, 45646, 50368, 59812, 62960, 74765, 88160, 91292, 114115, 119624, 125920, 149530, 176320, 182584, 228230, 239248, 251840, 299060, 365168, 433637, 456460, 478496, 598120, 730336, 867274, 912920, 956992, 1196240, 1460672, 1734548, 1825840, 2168185, 2392480, 3469096, 3651680, 4336370, 4784960, 6938192, 7303360, 8672740, 13876384, 17345480, 27752768, 34690960, 69381920, 138763840]

約数ペア:

[(1, 138763840), (2, 69381920), (4, 34690960), (5, 27752768), (8, 17345480), (10, 13876384), (16, 8672740), (19, 7303360), (20, 6938192), (29, 4784960), (32, 4336370), (38, 3651680), (40, 3469096), (58, 2392480), (64, 2168185), (76, 1825840), (80, 1734548), (95, 1460672), (116, 1196240), (145, 956992), (152, 912920), (160, 867274), (190, 730336), (232, 598120), (290, 478496), (304, 456460), (320, 433637), (380, 365168), (464, 299060), (551, 251840), (580, 239248), (608, 228230), (760, 182584), (787, 176320), (928, 149530), (1102, 125920), (1160, 119624), (1216, 114115), (1520, 91292), (1574, 88160), (1856, 74765), (2204, 62960), (2320, 59812), (2755, 50368), (3040, 45646), (3148, 44080), (3935, 35264), (4408, 31480), (4640, 29906), (5510, 25184), (6080, 22823), (6296, 22040), (7870, 17632), (8816, 15740), (9280, 14953), (11020, 12592)]