2681239120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{3467}}^1$

素因数の和:4868

約数の個数: 80

約数和(自身を含む): 7131650688

約数和(自身を除く): 4450411568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1381, 2762, 3467, 5524, 6905, 6934, 9667, 11048, 13810, 13868, 17335, 19334, 22096, 24269, 27620, 27736, 34670, 38668, 48335, 48538, 55240, 55472, 69340, 77336, 96670, 97076, 110480, 121345, 138680, 154672, 193340, 194152, 242690, 277360, 386680, 388304, 485380, 773360, 970760, 1941520, 4787927, 9575854, 19151708, 23939635, 33515489, 38303416, 47879270, 67030978, 76606832, 95758540, 134061956, 167577445, 191517080, 268123912, 335154890, 383034160, 536247824, 670309780, 1340619560, 2681239120]

約数ペア:

[(1, 2681239120), (2, 1340619560), (4, 670309780), (5, 536247824), (7, 383034160), (8, 335154890), (10, 268123912), (14, 191517080), (16, 167577445), (20, 134061956), (28, 95758540), (35, 76606832), (40, 67030978), (56, 47879270), (70, 38303416), (80, 33515489), (112, 23939635), (140, 19151708), (280, 9575854), (560, 4787927), (1381, 1941520), (2762, 970760), (3467, 773360), (5524, 485380), (6905, 388304), (6934, 386680), (9667, 277360), (11048, 242690), (13810, 194152), (13868, 193340), (17335, 154672), (19334, 138680), (22096, 121345), (24269, 110480), (27620, 97076), (27736, 96670), (34670, 77336), (38668, 69340), (48335, 55472), (48538, 55240)]