156816840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{76871}}^1$

素因数の和:76902

約数の個数: 64

約数和(自身を含む): 498130560

約数和(自身を除く): 341313720

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, 76871, 153742, 230613, 307484, 384355, 461226, 614968, 768710, 922452, 1153065, 1306807, 1537420, 1844904, 2306130, 2613614, 3074840, 3920421, 4612260, 5227228, 6534035, 7840842, 9224520, 10454456, 13068070, 15681684, 19602105, 26136140, 31363368, 39204210, 52272280, 78408420, 156816840]

約数ペア:

[(1, 156816840), (2, 78408420), (3, 52272280), (4, 39204210), (5, 31363368), (6, 26136140), (8, 19602105), (10, 15681684), (12, 13068070), (15, 10454456), (17, 9224520), (20, 7840842), (24, 6534035), (30, 5227228), (34, 4612260), (40, 3920421), (51, 3074840), (60, 2613614), (68, 2306130), (85, 1844904), (102, 1537420), (120, 1306807), (136, 1153065), (170, 922452), (204, 768710), (255, 614968), (340, 461226), (408, 384355), (510, 307484), (680, 230613), (1020, 153742), (2040, 76871)]