1987986240

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{76697}}^1$

素因数の和:76726

約数の個数: 140

約数和(自身を含む): 7071708996

約数和(自身を除く): 5083722756

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 76697, 153394, 230091, 306788, 383485, 460182, 613576, 690273, 766970, 920364, 1150455, 1227152, 1380546, 1533940, 1840728, 2070819, 2300910, 2454304, 2761092, 3067880, 3451365, 3681456, 4141638, 4601820, 4908608, 5522184, 6135760, 6212457, 6902730, 7362912, 8283276, 9203640, 10354095, 11044368, 12271520, 12424914, 13805460, 14725824, 16566552, 18407280, 20708190, 22088736, 24543040, 24849828, 27610920, 31062285, 33133104, 36814560, 41416380, 44177472, 49699656, 55221840, 62124570, 66266208, 73629120, 82832760, 99399312, 110443680, 124249140, 132532416, 165665520, 198798624, 220887360, 248498280, 331331040, 397597248, 496996560, 662662080, 993993120, 1987986240]

約数ペア:

[(1, 1987986240), (2, 993993120), (3, 662662080), (4, 496996560), (5, 397597248), (6, 331331040), (8, 248498280), (9, 220887360), (10, 198798624), (12, 165665520), (15, 132532416), (16, 124249140), (18, 110443680), (20, 99399312), (24, 82832760), (27, 73629120), (30, 66266208), (32, 62124570), (36, 55221840), (40, 49699656), (45, 44177472), (48, 41416380), (54, 36814560), (60, 33133104), (64, 31062285), (72, 27610920), (80, 24849828), (81, 24543040), (90, 22088736), (96, 20708190), (108, 18407280), (120, 16566552), (135, 14725824), (144, 13805460), (160, 12424914), (162, 12271520), (180, 11044368), (192, 10354095), (216, 9203640), (240, 8283276), (270, 7362912), (288, 6902730), (320, 6212457), (324, 6135760), (360, 5522184), (405, 4908608), (432, 4601820), (480, 4141638), (540, 3681456), (576, 3451365), (648, 3067880), (720, 2761092), (810, 2454304), (864, 2300910), (960, 2070819), (1080, 1840728), (1296, 1533940), (1440, 1380546), (1620, 1227152), (1728, 1150455), (2160, 920364), (2592, 766970), (2880, 690273), (3240, 613576), (4320, 460182), (5184, 383485), (6480, 306788), (8640, 230091), (12960, 153394), (25920, 76697)]