164812760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{5209}}^1$

素因数の和:5340

約数の個数: 64

約数和(自身を含む): 427636800

約数和(自身を除く): 262824040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2260, 3164, 3955, 4520, 5209, 6328, 7910, 10418, 15820, 20836, 26045, 31640, 36463, 41672, 52090, 72926, 104180, 145852, 182315, 208360, 291704, 364630, 588617, 729260, 1177234, 1458520, 2354468, 2943085, 4120319, 4708936, 5886170, 8240638, 11772340, 16481276, 20601595, 23544680, 32962552, 41203190, 82406380, 164812760]

約数ペア:

[(1, 164812760), (2, 82406380), (4, 41203190), (5, 32962552), (7, 23544680), (8, 20601595), (10, 16481276), (14, 11772340), (20, 8240638), (28, 5886170), (35, 4708936), (40, 4120319), (56, 2943085), (70, 2354468), (113, 1458520), (140, 1177234), (226, 729260), (280, 588617), (452, 364630), (565, 291704), (791, 208360), (904, 182315), (1130, 145852), (1582, 104180), (2260, 72926), (3164, 52090), (3955, 41672), (4520, 36463), (5209, 31640), (6328, 26045), (7910, 20836), (10418, 15820)]