257871360

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{33577}}^1$

素因数の和:33603

約数の個数: 80

約数和(自身を含む): 824407056

約数和(自身を除く): 566535696

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, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 33577, 67154, 100731, 134308, 167885, 201462, 268616, 335770, 402924, 503655, 537232, 671540, 805848, 1007310, 1074464, 1343080, 1611696, 2014620, 2148928, 2686160, 3223392, 4029240, 4297856, 5372320, 6446784, 8058480, 8595712, 10744640, 12893568, 16116960, 17191424, 21489280, 25787136, 32233920, 42978560, 51574272, 64467840, 85957120, 128935680, 257871360]

約数ペア:

[(1, 257871360), (2, 128935680), (3, 85957120), (4, 64467840), (5, 51574272), (6, 42978560), (8, 32233920), (10, 25787136), (12, 21489280), (15, 17191424), (16, 16116960), (20, 12893568), (24, 10744640), (30, 8595712), (32, 8058480), (40, 6446784), (48, 5372320), (60, 4297856), (64, 4029240), (80, 3223392), (96, 2686160), (120, 2148928), (128, 2014620), (160, 1611696), (192, 1343080), (240, 1074464), (256, 1007310), (320, 805848), (384, 671540), (480, 537232), (512, 503655), (640, 402924), (768, 335770), (960, 268616), (1280, 201462), (1536, 167885), (1920, 134308), (2560, 100731), (3840, 67154), (7680, 33577)]