72172160

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4903}}^1$

素因数の和:4945

約数の個数: 64

約数和(自身を含む): 180074880

約数和(自身を除く): 107902720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 4903, 7360, 9806, 14720, 19612, 24515, 39224, 49030, 78448, 98060, 112769, 156896, 196120, 225538, 313792, 392240, 451076, 563845, 627584, 784480, 902152, 1127690, 1568960, 1804304, 2255380, 3137920, 3608608, 4510760, 7217216, 9021520, 14434432, 18043040, 36086080, 72172160]

約数ペア:

[(1, 72172160), (2, 36086080), (4, 18043040), (5, 14434432), (8, 9021520), (10, 7217216), (16, 4510760), (20, 3608608), (23, 3137920), (32, 2255380), (40, 1804304), (46, 1568960), (64, 1127690), (80, 902152), (92, 784480), (115, 627584), (128, 563845), (160, 451076), (184, 392240), (230, 313792), (320, 225538), (368, 196120), (460, 156896), (640, 112769), (736, 98060), (920, 78448), (1472, 49030), (1840, 39224), (2944, 24515), (3680, 19612), (4903, 14720), (7360, 9806)]