2160075760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{859}}^1$

素因数の和:975

約数の個数: 120

約数和(自身を含む): 5450477040

約数和(自身を除く): 3290401280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 859, 860, 1360, 1462, 1718, 1720, 1849, 2924, 3436, 3440, 3655, 3698, 4295, 5848, 6872, 7310, 7396, 8590, 9245, 11696, 13744, 14603, 14620, 14792, 17180, 18490, 29206, 29240, 29584, 31433, 34360, 36937, 36980, 58412, 58480, 62866, 68720, 73015, 73874, 73960, 116824, 125732, 146030, 147748, 147920, 157165, 184685, 233648, 251464, 292060, 295496, 314330, 369370, 502928, 584120, 590992, 627929, 628660, 738740, 1168240, 1255858, 1257320, 1477480, 1588291, 2511716, 2514640, 2954960, 3139645, 3176582, 5023432, 6279290, 6353164, 7941455, 10046864, 12558580, 12706328, 15882910, 25117160, 25412656, 27000947, 31765820, 50234320, 54001894, 63531640, 108003788, 127063280, 135004735, 216007576, 270009470, 432015152, 540018940, 1080037880, 2160075760]

約数ペア:

[(1, 2160075760), (2, 1080037880), (4, 540018940), (5, 432015152), (8, 270009470), (10, 216007576), (16, 135004735), (17, 127063280), (20, 108003788), (34, 63531640), (40, 54001894), (43, 50234320), (68, 31765820), (80, 27000947), (85, 25412656), (86, 25117160), (136, 15882910), (170, 12706328), (172, 12558580), (215, 10046864), (272, 7941455), (340, 6353164), (344, 6279290), (430, 5023432), (680, 3176582), (688, 3139645), (731, 2954960), (859, 2514640), (860, 2511716), (1360, 1588291), (1462, 1477480), (1718, 1257320), (1720, 1255858), (1849, 1168240), (2924, 738740), (3436, 628660), (3440, 627929), (3655, 590992), (3698, 584120), (4295, 502928), (5848, 369370), (6872, 314330), (7310, 295496), (7396, 292060), (8590, 251464), (9245, 233648), (11696, 184685), (13744, 157165), (14603, 147920), (14620, 147748), (14792, 146030), (17180, 125732), (18490, 116824), (29206, 73960), (29240, 73874), (29584, 73015), (31433, 68720), (34360, 62866), (36937, 58480), (36980, 58412)]