81882900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:956

約数の個数: 180

約数和(自身を含む): 289877280

約数和(自身を除く): 207994380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 81, 90, 99, 100, 108, 110, 132, 135, 150, 162, 165, 180, 198, 220, 225, 270, 275, 297, 300, 324, 330, 396, 405, 450, 495, 540, 550, 594, 660, 675, 810, 825, 891, 900, 919, 990, 1100, 1188, 1350, 1485, 1620, 1650, 1782, 1838, 1980, 2025, 2475, 2700, 2757, 2970, 3300, 3564, 3676, 4050, 4455, 4595, 4950, 5514, 5940, 7425, 8100, 8271, 8910, 9190, 9900, 10109, 11028, 13785, 14850, 16542, 17820, 18380, 20218, 22275, 22975, 24813, 27570, 29700, 30327, 33084, 40436, 41355, 44550, 45950, 49626, 50545, 55140, 60654, 68925, 74439, 82710, 89100, 90981, 91900, 99252, 101090, 121308, 124065, 137850, 148878, 151635, 165420, 181962, 202180, 206775, 248130, 252725, 272943, 275700, 297756, 303270, 363924, 372195, 413550, 454905, 496260, 505450, 545886, 606540, 620325, 744390, 758175, 818829, 827100, 909810, 1010900, 1091772, 1240650, 1364715, 1488780, 1516350, 1637658, 1819620, 1860975, 2274525, 2481300, 2729430, 3032700, 3275316, 3721950, 4094145, 4549050, 5458860, 6823575, 7443900, 8188290, 9098100, 13647150, 16376580, 20470725, 27294300, 40941450, 81882900]

約数ペア:

[(1, 81882900), (2, 40941450), (3, 27294300), (4, 20470725), (5, 16376580), (6, 13647150), (9, 9098100), (10, 8188290), (11, 7443900), (12, 6823575), (15, 5458860), (18, 4549050), (20, 4094145), (22, 3721950), (25, 3275316), (27, 3032700), (30, 2729430), (33, 2481300), (36, 2274525), (44, 1860975), (45, 1819620), (50, 1637658), (54, 1516350), (55, 1488780), (60, 1364715), (66, 1240650), (75, 1091772), (81, 1010900), (90, 909810), (99, 827100), (100, 818829), (108, 758175), (110, 744390), (132, 620325), (135, 606540), (150, 545886), (162, 505450), (165, 496260), (180, 454905), (198, 413550), (220, 372195), (225, 363924), (270, 303270), (275, 297756), (297, 275700), (300, 272943), (324, 252725), (330, 248130), (396, 206775), (405, 202180), (450, 181962), (495, 165420), (540, 151635), (550, 148878), (594, 137850), (660, 124065), (675, 121308), (810, 101090), (825, 99252), (891, 91900), (900, 90981), (919, 89100), (990, 82710), (1100, 74439), (1188, 68925), (1350, 60654), (1485, 55140), (1620, 50545), (1650, 49626), (1782, 45950), (1838, 44550), (1980, 41355), (2025, 40436), (2475, 33084), (2700, 30327), (2757, 29700), (2970, 27570), (3300, 24813), (3564, 22975), (3676, 22275), (4050, 20218), (4455, 18380), (4595, 17820), (4950, 16542), (5514, 14850), (5940, 13785), (7425, 11028), (8100, 10109), (8271, 9900), (8910, 9190)]