201788820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{124561}}^1$

素因数の和:124582

約数の個数: 60

約数和(自身を含む): 633024084

約数和(自身を除く): 431235264

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 124561, 249122, 373683, 498244, 622805, 747366, 1121049, 1245610, 1494732, 1868415, 2242098, 2491220, 3363147, 3736830, 4484196, 5605245, 6726294, 7473660, 10089441, 11210490, 13452588, 16815735, 20178882, 22420980, 33631470, 40357764, 50447205, 67262940, 100894410, 201788820]

約数ペア:

[(1, 201788820), (2, 100894410), (3, 67262940), (4, 50447205), (5, 40357764), (6, 33631470), (9, 22420980), (10, 20178882), (12, 16815735), (15, 13452588), (18, 11210490), (20, 10089441), (27, 7473660), (30, 6726294), (36, 5605245), (45, 4484196), (54, 3736830), (60, 3363147), (81, 2491220), (90, 2242098), (108, 1868415), (135, 1494732), (162, 1245610), (180, 1121049), (270, 747366), (324, 622805), (405, 498244), (540, 373683), (810, 249122), (1620, 124561)]