128215710

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{22613}}^1$

素因数の和:22639

約数の個数: 80

約数和(自身を含む): 394026336

約数和(自身を除く): 265810626

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 22613, 45226, 67839, 113065, 135678, 158291, 203517, 226130, 316582, 339195, 407034, 474873, 610551, 678390, 791455, 949746, 1017585, 1221102, 1424619, 1582910, 1831653, 2035170, 2374365, 2849238, 3052755, 3663306, 4273857, 4748730, 6105510, 7123095, 8547714, 9158265, 12821571, 14246190, 18316530, 21369285, 25643142, 42738570, 64107855, 128215710]

約数ペア:

[(1, 128215710), (2, 64107855), (3, 42738570), (5, 25643142), (6, 21369285), (7, 18316530), (9, 14246190), (10, 12821571), (14, 9158265), (15, 8547714), (18, 7123095), (21, 6105510), (27, 4748730), (30, 4273857), (35, 3663306), (42, 3052755), (45, 2849238), (54, 2374365), (63, 2035170), (70, 1831653), (81, 1582910), (90, 1424619), (105, 1221102), (126, 1017585), (135, 949746), (162, 791455), (189, 678390), (210, 610551), (270, 474873), (315, 407034), (378, 339195), (405, 316582), (567, 226130), (630, 203517), (810, 158291), (945, 135678), (1134, 113065), (1890, 67839), (2835, 45226), (5670, 22613)]