81022080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2262

約数の個数: 128

約数和(自身を含む): 271972800

約数和(自身を除く): 190950720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2221, 2280, 2432, 3040, 3648, 4442, 4560, 6080, 6663, 7296, 8884, 9120, 11105, 12160, 13326, 17768, 18240, 22210, 26652, 33315, 35536, 36480, 42199, 44420, 53304, 66630, 71072, 84398, 88840, 106608, 126597, 133260, 142144, 168796, 177680, 210995, 213216, 253194, 266520, 284288, 337592, 355360, 421990, 426432, 506388, 533040, 632985, 675184, 710720, 843980, 852864, 1012776, 1066080, 1265970, 1350368, 1421440, 1687960, 2025552, 2132160, 2531940, 2700736, 3375920, 4051104, 4264320, 5063880, 5401472, 6751840, 8102208, 10127760, 13503680, 16204416, 20255520, 27007360, 40511040, 81022080]

約数ペア:

[(1, 81022080), (2, 40511040), (3, 27007360), (4, 20255520), (5, 16204416), (6, 13503680), (8, 10127760), (10, 8102208), (12, 6751840), (15, 5401472), (16, 5063880), (19, 4264320), (20, 4051104), (24, 3375920), (30, 2700736), (32, 2531940), (38, 2132160), (40, 2025552), (48, 1687960), (57, 1421440), (60, 1350368), (64, 1265970), (76, 1066080), (80, 1012776), (95, 852864), (96, 843980), (114, 710720), (120, 675184), (128, 632985), (152, 533040), (160, 506388), (190, 426432), (192, 421990), (228, 355360), (240, 337592), (285, 284288), (304, 266520), (320, 253194), (380, 213216), (384, 210995), (456, 177680), (480, 168796), (570, 142144), (608, 133260), (640, 126597), (760, 106608), (912, 88840), (960, 84398), (1140, 71072), (1216, 66630), (1520, 53304), (1824, 44420), (1920, 42199), (2221, 36480), (2280, 35536), (2432, 33315), (3040, 26652), (3648, 22210), (4442, 18240), (4560, 17768), (6080, 13326), (6663, 12160), (7296, 11105), (8884, 9120)]