81097560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4793}}^1$

素因数の和:4857

約数の個数: 96

約数和(自身を含む): 269231040

約数和(自身を除く): 188133480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1880, 2115, 2820, 3384, 4230, 4793, 5640, 8460, 9586, 14379, 16920, 19172, 23965, 28758, 38344, 43137, 47930, 57516, 71895, 86274, 95860, 115032, 143790, 172548, 191720, 215685, 225271, 287580, 345096, 431370, 450542, 575160, 675813, 862740, 901084, 1126355, 1351626, 1725480, 1802168, 2027439, 2252710, 2703252, 3379065, 4054878, 4505420, 5406504, 6758130, 8109756, 9010840, 10137195, 13516260, 16219512, 20274390, 27032520, 40548780, 81097560]

約数ペア:

[(1, 81097560), (2, 40548780), (3, 27032520), (4, 20274390), (5, 16219512), (6, 13516260), (8, 10137195), (9, 9010840), (10, 8109756), (12, 6758130), (15, 5406504), (18, 4505420), (20, 4054878), (24, 3379065), (30, 2703252), (36, 2252710), (40, 2027439), (45, 1802168), (47, 1725480), (60, 1351626), (72, 1126355), (90, 901084), (94, 862740), (120, 675813), (141, 575160), (180, 450542), (188, 431370), (235, 345096), (282, 287580), (360, 225271), (376, 215685), (423, 191720), (470, 172548), (564, 143790), (705, 115032), (846, 95860), (940, 86274), (1128, 71895), (1410, 57516), (1692, 47930), (1880, 43137), (2115, 38344), (2820, 28758), (3384, 23965), (4230, 19172), (4793, 16920), (5640, 14379), (8460, 9586)]