198902820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{106937}}^1$

素因数の和:106980

約数の個数: 48

約数和(自身を含む): 574898688

約数和(自身を除く): 375995868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 106937, 213874, 320811, 427748, 534685, 641622, 1069370, 1283244, 1604055, 2138740, 3208110, 3315047, 6416220, 6630094, 9945141, 13260188, 16575235, 19890282, 33150470, 39780564, 49725705, 66300940, 99451410, 198902820]

約数ペア:

[(1, 198902820), (2, 99451410), (3, 66300940), (4, 49725705), (5, 39780564), (6, 33150470), (10, 19890282), (12, 16575235), (15, 13260188), (20, 9945141), (30, 6630094), (31, 6416220), (60, 3315047), (62, 3208110), (93, 2138740), (124, 1604055), (155, 1283244), (186, 1069370), (310, 641622), (372, 534685), (465, 427748), (620, 320811), (930, 213874), (1860, 106937)]