1891566720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{328397}}^1$

素因数の和:328422

約数の個数: 96

約数和(自身を含む): 6531836220

約数和(自身を除く): 4640269500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 328397, 656794, 985191, 1313588, 1641985, 1970382, 2627176, 2955573, 3283970, 3940764, 4925955, 5254352, 5911146, 6567940, 7881528, 9851910, 10508704, 11822292, 13135880, 14777865, 15763056, 19703820, 21017408, 23644584, 26271760, 29555730, 31526112, 39407640, 42034816, 47289168, 52543520, 59111460, 63052224, 78815280, 94578336, 105087040, 118222920, 126104448, 157630560, 189156672, 210174080, 236445840, 315261120, 378313344, 472891680, 630522240, 945783360, 1891566720]

約数ペア:

[(1, 1891566720), (2, 945783360), (3, 630522240), (4, 472891680), (5, 378313344), (6, 315261120), (8, 236445840), (9, 210174080), (10, 189156672), (12, 157630560), (15, 126104448), (16, 118222920), (18, 105087040), (20, 94578336), (24, 78815280), (30, 63052224), (32, 59111460), (36, 52543520), (40, 47289168), (45, 42034816), (48, 39407640), (60, 31526112), (64, 29555730), (72, 26271760), (80, 23644584), (90, 21017408), (96, 19703820), (120, 15763056), (128, 14777865), (144, 13135880), (160, 11822292), (180, 10508704), (192, 9851910), (240, 7881528), (288, 6567940), (320, 5911146), (360, 5254352), (384, 4925955), (480, 3940764), (576, 3283970), (640, 2955573), (720, 2627176), (960, 1970382), (1152, 1641985), (1440, 1313588), (1920, 985191), (2880, 656794), (5760, 328397)]