78696960

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{10247}}^1$

素因数の和:10273

約数の個数: 80

約数和(自身を含む): 251608896

約数和(自身を除く): 172911936

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, 10247, 20494, 30741, 40988, 51235, 61482, 81976, 102470, 122964, 153705, 163952, 204940, 245928, 307410, 327904, 409880, 491856, 614820, 655808, 819760, 983712, 1229640, 1311616, 1639520, 1967424, 2459280, 2623232, 3279040, 3934848, 4918560, 5246464, 6558080, 7869696, 9837120, 13116160, 15739392, 19674240, 26232320, 39348480, 78696960]

約数ペア:

[(1, 78696960), (2, 39348480), (3, 26232320), (4, 19674240), (5, 15739392), (6, 13116160), (8, 9837120), (10, 7869696), (12, 6558080), (15, 5246464), (16, 4918560), (20, 3934848), (24, 3279040), (30, 2623232), (32, 2459280), (40, 1967424), (48, 1639520), (60, 1311616), (64, 1229640), (80, 983712), (96, 819760), (120, 655808), (128, 614820), (160, 491856), (192, 409880), (240, 327904), (256, 307410), (320, 245928), (384, 204940), (480, 163952), (512, 153705), (640, 122964), (768, 102470), (960, 81976), (1280, 61482), (1536, 51235), (1920, 40988), (2560, 30741), (3840, 20494), (7680, 10247)]