66577920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{8669}}^1$

素因数の和:8695

約数の個数: 80

約数和(自身を含む): 212865840

約数和(自身を除く): 146287920

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, 8669, 17338, 26007, 34676, 43345, 52014, 69352, 86690, 104028, 130035, 138704, 173380, 208056, 260070, 277408, 346760, 416112, 520140, 554816, 693520, 832224, 1040280, 1109632, 1387040, 1664448, 2080560, 2219264, 2774080, 3328896, 4161120, 4438528, 5548160, 6657792, 8322240, 11096320, 13315584, 16644480, 22192640, 33288960, 66577920]

約数ペア:

[(1, 66577920), (2, 33288960), (3, 22192640), (4, 16644480), (5, 13315584), (6, 11096320), (8, 8322240), (10, 6657792), (12, 5548160), (15, 4438528), (16, 4161120), (20, 3328896), (24, 2774080), (30, 2219264), (32, 2080560), (40, 1664448), (48, 1387040), (60, 1109632), (64, 1040280), (80, 832224), (96, 693520), (120, 554816), (128, 520140), (160, 416112), (192, 346760), (240, 277408), (256, 260070), (320, 208056), (384, 173380), (480, 138704), (512, 130035), (640, 104028), (768, 86690), (960, 69352), (1280, 52014), (1536, 43345), (1920, 34676), (2560, 26007), (3840, 17338), (7680, 8669)]