80621760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{613}}^1$

素因数の和:770

約数の個数: 112

約数和(自身を含む): 258263136

約数和(自身を除く): 177641376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 137, 160, 192, 240, 274, 320, 411, 480, 548, 613, 685, 822, 960, 1096, 1226, 1370, 1644, 1839, 2055, 2192, 2452, 2740, 3065, 3288, 3678, 4110, 4384, 4904, 5480, 6130, 6576, 7356, 8220, 8768, 9195, 9808, 10960, 12260, 13152, 14712, 16440, 18390, 19616, 21920, 24520, 26304, 29424, 32880, 36780, 39232, 43840, 49040, 58848, 65760, 73560, 83981, 98080, 117696, 131520, 147120, 167962, 196160, 251943, 294240, 335924, 419905, 503886, 588480, 671848, 839810, 1007772, 1259715, 1343696, 1679620, 2015544, 2519430, 2687392, 3359240, 4031088, 5038860, 5374784, 6718480, 8062176, 10077720, 13436960, 16124352, 20155440, 26873920, 40310880, 80621760]

約数ペア:

[(1, 80621760), (2, 40310880), (3, 26873920), (4, 20155440), (5, 16124352), (6, 13436960), (8, 10077720), (10, 8062176), (12, 6718480), (15, 5374784), (16, 5038860), (20, 4031088), (24, 3359240), (30, 2687392), (32, 2519430), (40, 2015544), (48, 1679620), (60, 1343696), (64, 1259715), (80, 1007772), (96, 839810), (120, 671848), (137, 588480), (160, 503886), (192, 419905), (240, 335924), (274, 294240), (320, 251943), (411, 196160), (480, 167962), (548, 147120), (613, 131520), (685, 117696), (822, 98080), (960, 83981), (1096, 73560), (1226, 65760), (1370, 58848), (1644, 49040), (1839, 43840), (2055, 39232), (2192, 36780), (2452, 32880), (2740, 29424), (3065, 26304), (3288, 24520), (3678, 21920), (4110, 19616), (4384, 18390), (4904, 16440), (5480, 14712), (6130, 13152), (6576, 12260), (7356, 10960), (8220, 9808), (8768, 9195)]