381889744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 794949120

約数和(自身を除く): 413059376

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 89, 124, 164, 178, 211, 248, 328, 356, 422, 496, 656, 712, 844, 1271, 1424, 1688, 2542, 2759, 3376, 3649, 5084, 5518, 6541, 7298, 8651, 10168, 11036, 13082, 14596, 17302, 18779, 20336, 22072, 26164, 29192, 34604, 37558, 44144, 52328, 58384, 69208, 75116, 104656, 113119, 138416, 150232, 226238, 268181, 300464, 452476, 536362, 582149, 769939, 904952, 1072724, 1164298, 1539878, 1809904, 2145448, 2328596, 3079756, 4290896, 4657192, 6159512, 9314384, 12319024, 23868109, 47736218, 95472436, 190944872, 381889744]

約数ペア:

[(1, 381889744), (2, 190944872), (4, 95472436), (8, 47736218), (16, 23868109), (31, 12319024), (41, 9314384), (62, 6159512), (82, 4657192), (89, 4290896), (124, 3079756), (164, 2328596), (178, 2145448), (211, 1809904), (248, 1539878), (328, 1164298), (356, 1072724), (422, 904952), (496, 769939), (656, 582149), (712, 536362), (844, 452476), (1271, 300464), (1424, 268181), (1688, 226238), (2542, 150232), (2759, 138416), (3376, 113119), (3649, 104656), (5084, 75116), (5518, 69208), (6541, 58384), (7298, 52328), (8651, 44144), (10168, 37558), (11036, 34604), (13082, 29192), (14596, 26164), (17302, 22072), (18779, 20336)]