208541880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{579283}}^1$

素因数の和:579300

約数の個数: 48

約数和(自身を含む): 677762280

約数和(自身を除く): 469220400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 579283, 1158566, 1737849, 2317132, 2896415, 3475698, 4634264, 5213547, 5792830, 6951396, 8689245, 10427094, 11585660, 13902792, 17378490, 20854188, 23171320, 26067735, 34756980, 41708376, 52135470, 69513960, 104270940, 208541880]

約数ペア:

[(1, 208541880), (2, 104270940), (3, 69513960), (4, 52135470), (5, 41708376), (6, 34756980), (8, 26067735), (9, 23171320), (10, 20854188), (12, 17378490), (15, 13902792), (18, 11585660), (20, 10427094), (24, 8689245), (30, 6951396), (36, 5792830), (40, 5213547), (45, 4634264), (60, 3475698), (72, 2896415), (90, 2317132), (120, 1737849), (180, 1158566), (360, 579283)]