771844280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{2099}}^1$

素因数の和:2456

約数の個数: 64

約数和(自身を含む): 1803060000

約数和(自身を除く): 1031215720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 317, 580, 634, 1160, 1268, 1585, 2099, 2536, 3170, 4198, 6340, 8396, 9193, 10495, 12680, 16792, 18386, 20990, 36772, 41980, 45965, 60871, 73544, 83960, 91930, 121742, 183860, 243484, 304355, 367720, 486968, 608710, 665383, 1217420, 1330766, 2434840, 2661532, 3326915, 5323064, 6653830, 13307660, 19296107, 26615320, 38592214, 77184428, 96480535, 154368856, 192961070, 385922140, 771844280]

約数ペア:

[(1, 771844280), (2, 385922140), (4, 192961070), (5, 154368856), (8, 96480535), (10, 77184428), (20, 38592214), (29, 26615320), (40, 19296107), (58, 13307660), (116, 6653830), (145, 5323064), (232, 3326915), (290, 2661532), (317, 2434840), (580, 1330766), (634, 1217420), (1160, 665383), (1268, 608710), (1585, 486968), (2099, 367720), (2536, 304355), (3170, 243484), (4198, 183860), (6340, 121742), (8396, 91930), (9193, 83960), (10495, 73544), (12680, 60871), (16792, 45965), (18386, 41980), (20990, 36772)]