78397560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{217771}}^1$

素因数の和:217788

約数の個数: 48

約数和(自身を含む): 254793240

約数和(自身を除く): 176395680

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, 217771, 435542, 653313, 871084, 1088855, 1306626, 1742168, 1959939, 2177710, 2613252, 3266565, 3919878, 4355420, 5226504, 6533130, 7839756, 8710840, 9799695, 13066260, 15679512, 19599390, 26132520, 39198780, 78397560]

約数ペア:

[(1, 78397560), (2, 39198780), (3, 26132520), (4, 19599390), (5, 15679512), (6, 13066260), (8, 9799695), (9, 8710840), (10, 7839756), (12, 6533130), (15, 5226504), (18, 4355420), (20, 3919878), (24, 3266565), (30, 2613252), (36, 2177710), (40, 1959939), (45, 1742168), (60, 1306626), (72, 1088855), (90, 871084), (120, 653313), (180, 435542), (360, 217771)]