164943120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29881}}^1$

素因数の和:29920

約数の個数: 80

約数和(自身を含む): 533572992

約数和(自身を除く): 368629872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 29881, 59762, 89643, 119524, 149405, 179286, 239048, 298810, 358572, 448215, 478096, 597620, 687263, 717144, 896430, 1195240, 1374526, 1434288, 1792860, 2061789, 2390480, 2749052, 3436315, 3585720, 4123578, 5498104, 6872630, 7171440, 8247156, 10308945, 10996208, 13745260, 16494312, 20617890, 27490520, 32988624, 41235780, 54981040, 82471560, 164943120]

約数ペア:

[(1, 164943120), (2, 82471560), (3, 54981040), (4, 41235780), (5, 32988624), (6, 27490520), (8, 20617890), (10, 16494312), (12, 13745260), (15, 10996208), (16, 10308945), (20, 8247156), (23, 7171440), (24, 6872630), (30, 5498104), (40, 4123578), (46, 3585720), (48, 3436315), (60, 2749052), (69, 2390480), (80, 2061789), (92, 1792860), (115, 1434288), (120, 1374526), (138, 1195240), (184, 896430), (230, 717144), (240, 687263), (276, 597620), (345, 478096), (368, 448215), (460, 358572), (552, 298810), (690, 239048), (920, 179286), (1104, 149405), (1380, 119524), (1840, 89643), (2760, 59762), (5520, 29881)]