81375360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3853}}^1$

素因数の和:3886

約数の個数: 128

約数和(自身を含む): 283037760

約数和(自身を除く): 201662400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 3853, 4224, 5280, 7040, 7706, 10560, 11559, 15412, 19265, 21120, 23118, 30824, 38530, 42383, 46236, 57795, 61648, 77060, 84766, 92472, 115590, 123296, 127149, 154120, 169532, 184944, 211915, 231180, 246592, 254298, 308240, 339064, 369888, 423830, 462360, 493184, 508596, 616480, 635745, 678128, 739776, 847660, 924720, 1017192, 1232960, 1271490, 1356256, 1479552, 1695320, 1849440, 2034384, 2465920, 2542980, 2712512, 3390640, 3698880, 4068768, 5085960, 5425024, 6781280, 7397760, 8137536, 10171920, 13562560, 16275072, 20343840, 27125120, 40687680, 81375360]

約数ペア:

[(1, 81375360), (2, 40687680), (3, 27125120), (4, 20343840), (5, 16275072), (6, 13562560), (8, 10171920), (10, 8137536), (11, 7397760), (12, 6781280), (15, 5425024), (16, 5085960), (20, 4068768), (22, 3698880), (24, 3390640), (30, 2712512), (32, 2542980), (33, 2465920), (40, 2034384), (44, 1849440), (48, 1695320), (55, 1479552), (60, 1356256), (64, 1271490), (66, 1232960), (80, 1017192), (88, 924720), (96, 847660), (110, 739776), (120, 678128), (128, 635745), (132, 616480), (160, 508596), (165, 493184), (176, 462360), (192, 423830), (220, 369888), (240, 339064), (264, 308240), (320, 254298), (330, 246592), (352, 231180), (384, 211915), (440, 184944), (480, 169532), (528, 154120), (640, 127149), (660, 123296), (704, 115590), (880, 92472), (960, 84766), (1056, 77060), (1320, 61648), (1408, 57795), (1760, 46236), (1920, 42383), (2112, 38530), (2640, 30824), (3520, 23118), (3853, 21120), (4224, 19265), (5280, 15412), (7040, 11559), (7706, 10560)]