645787404

素因数分解:

$2^2\times 3^4\times {\mathrm{53}}^1\times {\mathrm{37607}}^1$

素因数の和:37676

約数の個数: 60

約数和(自身を含む): 1720114704

約数和(自身を除く): 1074327300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 81, 106, 108, 159, 162, 212, 318, 324, 477, 636, 954, 1431, 1908, 2862, 4293, 5724, 8586, 17172, 37607, 75214, 112821, 150428, 225642, 338463, 451284, 676926, 1015389, 1353852, 1993171, 2030778, 3046167, 3986342, 4061556, 5979513, 6092334, 7972684, 11959026, 12184668, 17938539, 23918052, 35877078, 53815617, 71754156, 107631234, 161446851, 215262468, 322893702, 645787404]

約数ペア:

[(1, 645787404), (2, 322893702), (3, 215262468), (4, 161446851), (6, 107631234), (9, 71754156), (12, 53815617), (18, 35877078), (27, 23918052), (36, 17938539), (53, 12184668), (54, 11959026), (81, 7972684), (106, 6092334), (108, 5979513), (159, 4061556), (162, 3986342), (212, 3046167), (318, 2030778), (324, 1993171), (477, 1353852), (636, 1015389), (954, 676926), (1431, 451284), (1908, 338463), (2862, 225642), (4293, 150428), (5724, 112821), (8586, 75214), (17172, 37607)]