720990570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{1913}}^1$

素因数の和:2679

約数の個数: 64

約数和(自身を含む): 1835602560

約数和(自身を除く): 1114611990

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 739, 1478, 1913, 2217, 3695, 3826, 4434, 5739, 7390, 9565, 11085, 11478, 12563, 19130, 22170, 25126, 28695, 32521, 37689, 57390, 62815, 65042, 75378, 97563, 125630, 162605, 188445, 195126, 325210, 376890, 487815, 975630, 1413707, 2827414, 4241121, 7068535, 8482242, 14137070, 21205605, 24033019, 42411210, 48066038, 72099057, 120165095, 144198114, 240330190, 360495285, 720990570]

約数ペア:

[(1, 720990570), (2, 360495285), (3, 240330190), (5, 144198114), (6, 120165095), (10, 72099057), (15, 48066038), (17, 42411210), (30, 24033019), (34, 21205605), (51, 14137070), (85, 8482242), (102, 7068535), (170, 4241121), (255, 2827414), (510, 1413707), (739, 975630), (1478, 487815), (1913, 376890), (2217, 325210), (3695, 195126), (3826, 188445), (4434, 162605), (5739, 125630), (7390, 97563), (9565, 75378), (11085, 65042), (11478, 62815), (12563, 57390), (19130, 37689), (22170, 32521), (25126, 28695)]