68029020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{827}}^1$

素因数の和:1299

約数の個数: 72

約数和(自身を含む): 207056304

約数和(自身を除く): 139027284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 827, 914, 1371, 1654, 1828, 2285, 2481, 2742, 3308, 4113, 4135, 4570, 4962, 5484, 6855, 7443, 8226, 8270, 9140, 9924, 12405, 13710, 14886, 16452, 16540, 20565, 24810, 27420, 29772, 37215, 41130, 49620, 74430, 82260, 148860, 377939, 755878, 1133817, 1511756, 1889695, 2267634, 3401451, 3779390, 4535268, 5669085, 6802902, 7558780, 11338170, 13605804, 17007255, 22676340, 34014510, 68029020]

約数ペア:

[(1, 68029020), (2, 34014510), (3, 22676340), (4, 17007255), (5, 13605804), (6, 11338170), (9, 7558780), (10, 6802902), (12, 5669085), (15, 4535268), (18, 3779390), (20, 3401451), (30, 2267634), (36, 1889695), (45, 1511756), (60, 1133817), (90, 755878), (180, 377939), (457, 148860), (827, 82260), (914, 74430), (1371, 49620), (1654, 41130), (1828, 37215), (2285, 29772), (2481, 27420), (2742, 24810), (3308, 20565), (4113, 16540), (4135, 16452), (4570, 14886), (4962, 13710), (5484, 12405), (6855, 9924), (7443, 9140), (8226, 8270)]