210826720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101359}}^1$

素因数の和:101387

約数の個数: 48

約数和(自身を含む): 536397120

約数和(自身を除く): 325570400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 101359, 202718, 405436, 506795, 810872, 1013590, 1317667, 1621744, 2027180, 2635334, 3243488, 4054360, 5270668, 6588335, 8108720, 10541336, 13176670, 16217440, 21082672, 26353340, 42165344, 52706680, 105413360, 210826720]

約数ペア:

[(1, 210826720), (2, 105413360), (4, 52706680), (5, 42165344), (8, 26353340), (10, 21082672), (13, 16217440), (16, 13176670), (20, 10541336), (26, 8108720), (32, 6588335), (40, 5270668), (52, 4054360), (65, 3243488), (80, 2635334), (104, 2027180), (130, 1621744), (160, 1317667), (208, 1013590), (260, 810872), (416, 506795), (520, 405436), (1040, 202718), (2080, 101359)]