163231040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{72871}}^1$

素因数の和:72895

約数の個数: 56

約数和(自身を含む): 444227712

約数和(自身を除く): 280996672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 72871, 145742, 291484, 364355, 510097, 582968, 728710, 1020194, 1165936, 1457420, 2040388, 2331872, 2550485, 2914840, 4080776, 4663744, 5100970, 5829680, 8161552, 10201940, 11659360, 16323104, 20403880, 23318720, 32646208, 40807760, 81615520, 163231040]

約数ペア:

[(1, 163231040), (2, 81615520), (4, 40807760), (5, 32646208), (7, 23318720), (8, 20403880), (10, 16323104), (14, 11659360), (16, 10201940), (20, 8161552), (28, 5829680), (32, 5100970), (35, 4663744), (40, 4080776), (56, 2914840), (64, 2550485), (70, 2331872), (80, 2040388), (112, 1457420), (140, 1165936), (160, 1020194), (224, 728710), (280, 582968), (320, 510097), (448, 364355), (560, 291484), (1120, 145742), (2240, 72871)]