28854720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 168

約数和(自身を含む): 101992176

約数和(自身を除く): 73137456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 192, 215, 233, 240, 258, 288, 320, 344, 360, 387, 430, 466, 480, 516, 576, 645, 688, 699, 720, 774, 860, 932, 960, 1032, 1165, 1290, 1376, 1398, 1440, 1548, 1720, 1864, 1935, 2064, 2097, 2330, 2580, 2752, 2796, 2880, 3096, 3440, 3495, 3728, 3870, 4128, 4194, 4660, 5160, 5592, 6192, 6880, 6990, 7456, 7740, 8256, 8388, 9320, 10019, 10320, 10485, 11184, 12384, 13760, 13980, 14912, 15480, 16776, 18640, 20038, 20640, 20970, 22368, 24768, 27960, 30057, 30960, 33552, 37280, 40076, 41280, 41940, 44736, 50095, 55920, 60114, 61920, 67104, 74560, 80152, 83880, 90171, 100190, 111840, 120228, 123840, 134208, 150285, 160304, 167760, 180342, 200380, 223680, 240456, 300570, 320608, 335520, 360684, 400760, 450855, 480912, 601140, 641216, 671040, 721368, 801520, 901710, 961824, 1202280, 1442736, 1603040, 1803420, 1923648, 2404560, 2885472, 3206080, 3606840, 4809120, 5770944, 7213680, 9618240, 14427360, 28854720]

約数ペア:

[(1, 28854720), (2, 14427360), (3, 9618240), (4, 7213680), (5, 5770944), (6, 4809120), (8, 3606840), (9, 3206080), (10, 2885472), (12, 2404560), (15, 1923648), (16, 1803420), (18, 1603040), (20, 1442736), (24, 1202280), (30, 961824), (32, 901710), (36, 801520), (40, 721368), (43, 671040), (45, 641216), (48, 601140), (60, 480912), (64, 450855), (72, 400760), (80, 360684), (86, 335520), (90, 320608), (96, 300570), (120, 240456), (129, 223680), (144, 200380), (160, 180342), (172, 167760), (180, 160304), (192, 150285), (215, 134208), (233, 123840), (240, 120228), (258, 111840), (288, 100190), (320, 90171), (344, 83880), (360, 80152), (387, 74560), (430, 67104), (466, 61920), (480, 60114), (516, 55920), (576, 50095), (645, 44736), (688, 41940), (699, 41280), (720, 40076), (774, 37280), (860, 33552), (932, 30960), (960, 30057), (1032, 27960), (1165, 24768), (1290, 22368), (1376, 20970), (1398, 20640), (1440, 20038), (1548, 18640), (1720, 16776), (1864, 15480), (1935, 14912), (2064, 13980), (2097, 13760), (2330, 12384), (2580, 11184), (2752, 10485), (2796, 10320), (2880, 10019), (3096, 9320), (3440, 8388), (3495, 8256), (3728, 7740), (3870, 7456), (4128, 6990), (4194, 6880), (4660, 6192), (5160, 5592)]