221279040

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{8537}}^1$

素因数の和:8566

約数の個数: 140

約数和(自身を含む): 787220676

約数和(自身を除く): 565941636

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, 8537, 8640, 12960, 17074, 25611, 25920, 34148, 42685, 51222, 68296, 76833, 85370, 102444, 128055, 136592, 153666, 170740, 204888, 230499, 256110, 273184, 307332, 341480, 384165, 409776, 460998, 512220, 546368, 614664, 682960, 691497, 768330, 819552, 921996, 1024440, 1152495, 1229328, 1365920, 1382994, 1536660, 1639104, 1843992, 2048880, 2304990, 2458656, 2731840, 2765988, 3073320, 3457485, 3687984, 4097760, 4609980, 4917312, 5531976, 6146640, 6914970, 7375968, 8195520, 9219960, 11063952, 12293280, 13829940, 14751936, 18439920, 22127904, 24586560, 27659880, 36879840, 44255808, 55319760, 73759680, 110639520, 221279040]

約数ペア:

[(1, 221279040), (2, 110639520), (3, 73759680), (4, 55319760), (5, 44255808), (6, 36879840), (8, 27659880), (9, 24586560), (10, 22127904), (12, 18439920), (15, 14751936), (16, 13829940), (18, 12293280), (20, 11063952), (24, 9219960), (27, 8195520), (30, 7375968), (32, 6914970), (36, 6146640), (40, 5531976), (45, 4917312), (48, 4609980), (54, 4097760), (60, 3687984), (64, 3457485), (72, 3073320), (80, 2765988), (81, 2731840), (90, 2458656), (96, 2304990), (108, 2048880), (120, 1843992), (135, 1639104), (144, 1536660), (160, 1382994), (162, 1365920), (180, 1229328), (192, 1152495), (216, 1024440), (240, 921996), (270, 819552), (288, 768330), (320, 691497), (324, 682960), (360, 614664), (405, 546368), (432, 512220), (480, 460998), (540, 409776), (576, 384165), (648, 341480), (720, 307332), (810, 273184), (864, 256110), (960, 230499), (1080, 204888), (1296, 170740), (1440, 153666), (1620, 136592), (1728, 128055), (2160, 102444), (2592, 85370), (2880, 76833), (3240, 68296), (4320, 51222), (5184, 42685), (6480, 34148), (8537, 25920), (8640, 25611), (12960, 17074)]