71684520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20599}}^1$

素因数の和:20642

約数の個数: 64

約数和(自身を含む): 222480000

約数和(自身を除く): 150795480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 20599, 41198, 61797, 82396, 102995, 123594, 164792, 205990, 247188, 308985, 411980, 494376, 597371, 617970, 823960, 1194742, 1235940, 1792113, 2389484, 2471880, 2986855, 3584226, 4778968, 5973710, 7168452, 8960565, 11947420, 14336904, 17921130, 23894840, 35842260, 71684520]

約数ペア:

[(1, 71684520), (2, 35842260), (3, 23894840), (4, 17921130), (5, 14336904), (6, 11947420), (8, 8960565), (10, 7168452), (12, 5973710), (15, 4778968), (20, 3584226), (24, 2986855), (29, 2471880), (30, 2389484), (40, 1792113), (58, 1235940), (60, 1194742), (87, 823960), (116, 617970), (120, 597371), (145, 494376), (174, 411980), (232, 308985), (290, 247188), (348, 205990), (435, 164792), (580, 123594), (696, 102995), (870, 82396), (1160, 61797), (1740, 41198), (3480, 20599)]