747715680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{519247}}^1$

素因数の和:519268

約数の個数: 72

約数和(自身を含む): 2551584672

約数和(自身を除く): 1803868992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 519247, 1038494, 1557741, 2076988, 2596235, 3115482, 4153976, 4673223, 5192470, 6230964, 7788705, 8307952, 9346446, 10384940, 12461928, 15577410, 16615904, 18692892, 20769880, 23366115, 24923856, 31154820, 37385784, 41539760, 46732230, 49847712, 62309640, 74771568, 83079520, 93464460, 124619280, 149543136, 186928920, 249238560, 373857840, 747715680]

約数ペア:

[(1, 747715680), (2, 373857840), (3, 249238560), (4, 186928920), (5, 149543136), (6, 124619280), (8, 93464460), (9, 83079520), (10, 74771568), (12, 62309640), (15, 49847712), (16, 46732230), (18, 41539760), (20, 37385784), (24, 31154820), (30, 24923856), (32, 23366115), (36, 20769880), (40, 18692892), (45, 16615904), (48, 15577410), (60, 12461928), (72, 10384940), (80, 9346446), (90, 8307952), (96, 7788705), (120, 6230964), (144, 5192470), (160, 4673223), (180, 4153976), (240, 3115482), (288, 2596235), (360, 2076988), (480, 1557741), (720, 1038494), (1440, 519247)]