87798780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13183}}^1$

素因数の和:13235

約数の個数: 72

約数和(自身を含む): 273541632

約数和(自身を除く): 185742852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 13183, 26366, 39549, 52732, 65915, 79098, 118647, 131830, 158196, 197745, 237294, 263660, 395490, 474588, 487771, 593235, 790980, 975542, 1186470, 1463313, 1951084, 2372940, 2438855, 2926626, 4389939, 4877710, 5853252, 7316565, 8779878, 9755420, 14633130, 17559756, 21949695, 29266260, 43899390, 87798780]

約数ペア:

[(1, 87798780), (2, 43899390), (3, 29266260), (4, 21949695), (5, 17559756), (6, 14633130), (9, 9755420), (10, 8779878), (12, 7316565), (15, 5853252), (18, 4877710), (20, 4389939), (30, 2926626), (36, 2438855), (37, 2372940), (45, 1951084), (60, 1463313), (74, 1186470), (90, 975542), (111, 790980), (148, 593235), (180, 487771), (185, 474588), (222, 395490), (333, 263660), (370, 237294), (444, 197745), (555, 158196), (666, 131830), (740, 118647), (1110, 79098), (1332, 65915), (1665, 52732), (2220, 39549), (3330, 26366), (6660, 13183)]