77256840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37871}}^1$

素因数の和:37902

約数の個数: 64

約数和(自身を含む): 245410560

約数和(自身を除く): 168153720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 37871, 75742, 113613, 151484, 189355, 227226, 302968, 378710, 454452, 568065, 643807, 757420, 908904, 1136130, 1287614, 1514840, 1931421, 2272260, 2575228, 3219035, 3862842, 4544520, 5150456, 6438070, 7725684, 9657105, 12876140, 15451368, 19314210, 25752280, 38628420, 77256840]

約数ペア:

[(1, 77256840), (2, 38628420), (3, 25752280), (4, 19314210), (5, 15451368), (6, 12876140), (8, 9657105), (10, 7725684), (12, 6438070), (15, 5150456), (17, 4544520), (20, 3862842), (24, 3219035), (30, 2575228), (34, 2272260), (40, 1931421), (51, 1514840), (60, 1287614), (68, 1136130), (85, 908904), (102, 757420), (120, 643807), (136, 568065), (170, 454452), (204, 378710), (255, 302968), (340, 227226), (408, 189355), (510, 151484), (680, 113613), (1020, 75742), (2040, 37871)]