159261680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:814

約数の個数: 80

約数和(自身を含む): 385106304

約数和(自身を除く): 225844624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 67, 80, 86, 134, 172, 215, 268, 335, 344, 430, 536, 670, 688, 691, 860, 1072, 1340, 1382, 1720, 2680, 2764, 2881, 3440, 3455, 5360, 5528, 5762, 6910, 11056, 11524, 13820, 14405, 23048, 27640, 28810, 29713, 46096, 46297, 55280, 57620, 59426, 92594, 115240, 118852, 148565, 185188, 230480, 231485, 237704, 297130, 370376, 462970, 475408, 594260, 740752, 925940, 1188520, 1851880, 1990771, 2377040, 3703760, 3981542, 7963084, 9953855, 15926168, 19907710, 31852336, 39815420, 79630840, 159261680]

約数ペア:

[(1, 159261680), (2, 79630840), (4, 39815420), (5, 31852336), (8, 19907710), (10, 15926168), (16, 9953855), (20, 7963084), (40, 3981542), (43, 3703760), (67, 2377040), (80, 1990771), (86, 1851880), (134, 1188520), (172, 925940), (215, 740752), (268, 594260), (335, 475408), (344, 462970), (430, 370376), (536, 297130), (670, 237704), (688, 231485), (691, 230480), (860, 185188), (1072, 148565), (1340, 118852), (1382, 115240), (1720, 92594), (2680, 59426), (2764, 57620), (2881, 55280), (3440, 46297), (3455, 46096), (5360, 29713), (5528, 28810), (5762, 27640), (6910, 23048), (11056, 14405), (11524, 13820)]