221651520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{619}}^1$

素因数の和:1012

約数の個数: 112

約数和(自身を含む): 706770240

約数和(自身を除く): 485118720

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, 160, 192, 240, 320, 373, 480, 619, 746, 960, 1119, 1238, 1492, 1857, 1865, 2238, 2476, 2984, 3095, 3714, 3730, 4476, 4952, 5595, 5968, 6190, 7428, 7460, 8952, 9285, 9904, 11190, 11936, 12380, 14856, 14920, 17904, 18570, 19808, 22380, 23872, 24760, 29712, 29840, 35808, 37140, 39616, 44760, 49520, 59424, 59680, 71616, 74280, 89520, 99040, 118848, 119360, 148560, 179040, 198080, 230887, 297120, 358080, 461774, 594240, 692661, 923548, 1154435, 1385322, 1847096, 2308870, 2770644, 3463305, 3694192, 4617740, 5541288, 6926610, 7388384, 9235480, 11082576, 13853220, 14776768, 18470960, 22165152, 27706440, 36941920, 44330304, 55412880, 73883840, 110825760, 221651520]

約数ペア:

[(1, 221651520), (2, 110825760), (3, 73883840), (4, 55412880), (5, 44330304), (6, 36941920), (8, 27706440), (10, 22165152), (12, 18470960), (15, 14776768), (16, 13853220), (20, 11082576), (24, 9235480), (30, 7388384), (32, 6926610), (40, 5541288), (48, 4617740), (60, 3694192), (64, 3463305), (80, 2770644), (96, 2308870), (120, 1847096), (160, 1385322), (192, 1154435), (240, 923548), (320, 692661), (373, 594240), (480, 461774), (619, 358080), (746, 297120), (960, 230887), (1119, 198080), (1238, 179040), (1492, 148560), (1857, 119360), (1865, 118848), (2238, 99040), (2476, 89520), (2984, 74280), (3095, 71616), (3714, 59680), (3730, 59424), (4476, 49520), (4952, 44760), (5595, 39616), (5968, 37140), (6190, 35808), (7428, 29840), (7460, 29712), (8952, 24760), (9285, 23872), (9904, 22380), (11190, 19808), (11936, 18570), (12380, 17904), (14856, 14920)]