664446080

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45139}}^1$

素因数の和:45181

約数の個数: 64

約数和(自身を含む): 1657540800

約数和(自身を除く): 993094720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 14720, 45139, 90278, 180556, 225695, 361112, 451390, 722224, 902780, 1038197, 1444448, 1805560, 2076394, 2888896, 3611120, 4152788, 5190985, 5777792, 7222240, 8305576, 10381970, 14444480, 16611152, 20763940, 28888960, 33222304, 41527880, 66444608, 83055760, 132889216, 166111520, 332223040, 664446080]

約数ペア:

[(1, 664446080), (2, 332223040), (4, 166111520), (5, 132889216), (8, 83055760), (10, 66444608), (16, 41527880), (20, 33222304), (23, 28888960), (32, 20763940), (40, 16611152), (46, 14444480), (64, 10381970), (80, 8305576), (92, 7222240), (115, 5777792), (128, 5190985), (160, 4152788), (184, 3611120), (230, 2888896), (320, 2076394), (368, 1805560), (460, 1444448), (640, 1038197), (736, 902780), (920, 722224), (1472, 451390), (1840, 361112), (2944, 225695), (3680, 180556), (7360, 90278), (14720, 45139)]