81693900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 144

約数和(自身を含む): 266649600

約数和(自身を除く): 184955700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 79, 90, 100, 108, 135, 150, 158, 180, 225, 237, 270, 300, 316, 383, 395, 450, 474, 540, 675, 711, 766, 790, 900, 948, 1149, 1185, 1350, 1422, 1532, 1580, 1915, 1975, 2133, 2298, 2370, 2700, 2844, 3447, 3555, 3830, 3950, 4266, 4596, 4740, 5745, 5925, 6894, 7110, 7660, 7900, 8532, 9575, 10341, 10665, 11490, 11850, 13788, 14220, 17235, 17775, 19150, 20682, 21330, 22980, 23700, 28725, 30257, 34470, 35550, 38300, 41364, 42660, 51705, 53325, 57450, 60514, 68940, 71100, 86175, 90771, 103410, 106650, 114900, 121028, 151285, 172350, 181542, 206820, 213300, 258525, 272313, 302570, 344700, 363084, 453855, 517050, 544626, 605140, 756425, 816939, 907710, 1034100, 1089252, 1361565, 1512850, 1633878, 1815420, 2269275, 2723130, 3025700, 3267756, 4084695, 4538550, 5446260, 6807825, 8169390, 9077100, 13615650, 16338780, 20423475, 27231300, 40846950, 81693900]

約数ペア:

[(1, 81693900), (2, 40846950), (3, 27231300), (4, 20423475), (5, 16338780), (6, 13615650), (9, 9077100), (10, 8169390), (12, 6807825), (15, 5446260), (18, 4538550), (20, 4084695), (25, 3267756), (27, 3025700), (30, 2723130), (36, 2269275), (45, 1815420), (50, 1633878), (54, 1512850), (60, 1361565), (75, 1089252), (79, 1034100), (90, 907710), (100, 816939), (108, 756425), (135, 605140), (150, 544626), (158, 517050), (180, 453855), (225, 363084), (237, 344700), (270, 302570), (300, 272313), (316, 258525), (383, 213300), (395, 206820), (450, 181542), (474, 172350), (540, 151285), (675, 121028), (711, 114900), (766, 106650), (790, 103410), (900, 90771), (948, 86175), (1149, 71100), (1185, 68940), (1350, 60514), (1422, 57450), (1532, 53325), (1580, 51705), (1915, 42660), (1975, 41364), (2133, 38300), (2298, 35550), (2370, 34470), (2700, 30257), (2844, 28725), (3447, 23700), (3555, 22980), (3830, 21330), (3950, 20682), (4266, 19150), (4596, 17775), (4740, 17235), (5745, 14220), (5925, 13788), (6894, 11850), (7110, 11490), (7660, 10665), (7900, 10341), (8532, 9575)]