1888135680

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{245851}}^1$

素因数の和:245877

約数の個数: 80

約数和(自身を含む): 6036158304

約数和(自身を除く): 4148022624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 245851, 491702, 737553, 983404, 1229255, 1475106, 1966808, 2458510, 2950212, 3687765, 3933616, 4917020, 5900424, 7375530, 7867232, 9834040, 11800848, 14751060, 15734464, 19668080, 23601696, 29502120, 31468928, 39336160, 47203392, 59004240, 62937856, 78672320, 94406784, 118008480, 125875712, 157344640, 188813568, 236016960, 314689280, 377627136, 472033920, 629378560, 944067840, 1888135680]

約数ペア:

[(1, 1888135680), (2, 944067840), (3, 629378560), (4, 472033920), (5, 377627136), (6, 314689280), (8, 236016960), (10, 188813568), (12, 157344640), (15, 125875712), (16, 118008480), (20, 94406784), (24, 78672320), (30, 62937856), (32, 59004240), (40, 47203392), (48, 39336160), (60, 31468928), (64, 29502120), (80, 23601696), (96, 19668080), (120, 15734464), (128, 14751060), (160, 11800848), (192, 9834040), (240, 7867232), (256, 7375530), (320, 5900424), (384, 4917020), (480, 3933616), (512, 3687765), (640, 2950212), (768, 2458510), (960, 1966808), (1280, 1475106), (1536, 1229255), (1920, 983404), (2560, 737553), (3840, 491702), (7680, 245851)]