1720229120

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10259}}^1$

素因数の和:10411

約数の個数: 72

約数和(自身を含む): 4152345120

約数和(自身を除く): 2432116000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 524, 640, 655, 1048, 1280, 1310, 2096, 2620, 4192, 5240, 8384, 10259, 10480, 16768, 20518, 20960, 33536, 41036, 41920, 51295, 82072, 83840, 102590, 164144, 167680, 205180, 328288, 410360, 656576, 820720, 1313152, 1343929, 1641440, 2626304, 2687858, 3282880, 5375716, 6565760, 6719645, 10751432, 13131520, 13439290, 21502864, 26878580, 43005728, 53757160, 86011456, 107514320, 172022912, 215028640, 344045824, 430057280, 860114560, 1720229120]

約数ペア:

[(1, 1720229120), (2, 860114560), (4, 430057280), (5, 344045824), (8, 215028640), (10, 172022912), (16, 107514320), (20, 86011456), (32, 53757160), (40, 43005728), (64, 26878580), (80, 21502864), (128, 13439290), (131, 13131520), (160, 10751432), (256, 6719645), (262, 6565760), (320, 5375716), (524, 3282880), (640, 2687858), (655, 2626304), (1048, 1641440), (1280, 1343929), (1310, 1313152), (2096, 820720), (2620, 656576), (4192, 410360), (5240, 328288), (8384, 205180), (10259, 167680), (10480, 164144), (16768, 102590), (20518, 83840), (20960, 82072), (33536, 51295), (41036, 41920)]