204597680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1291}}^1$

素因数の和:1594

約数の個数: 80

約数和(自身を含む): 545988864

約数和(自身を除く): 341391184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 283, 560, 566, 1132, 1291, 1415, 1981, 2264, 2582, 2830, 3962, 4528, 5164, 5660, 6455, 7924, 9037, 9905, 10328, 11320, 12910, 15848, 18074, 19810, 20656, 22640, 25820, 31696, 36148, 39620, 45185, 51640, 72296, 79240, 90370, 103280, 144592, 158480, 180740, 361480, 365353, 722960, 730706, 1461412, 1826765, 2557471, 2922824, 3653530, 5114942, 5845648, 7307060, 10229884, 12787355, 14614120, 20459768, 25574710, 29228240, 40919536, 51149420, 102298840, 204597680]

約数ペア:

[(1, 204597680), (2, 102298840), (4, 51149420), (5, 40919536), (7, 29228240), (8, 25574710), (10, 20459768), (14, 14614120), (16, 12787355), (20, 10229884), (28, 7307060), (35, 5845648), (40, 5114942), (56, 3653530), (70, 2922824), (80, 2557471), (112, 1826765), (140, 1461412), (280, 730706), (283, 722960), (560, 365353), (566, 361480), (1132, 180740), (1291, 158480), (1415, 144592), (1981, 103280), (2264, 90370), (2582, 79240), (2830, 72296), (3962, 51640), (4528, 45185), (5164, 39620), (5660, 36148), (6455, 31696), (7924, 25820), (9037, 22640), (9905, 20656), (10328, 19810), (11320, 18074), (12910, 15848)]