221663520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3984

約数の個数: 192

約数和(自身を含む): 835712640

約数和(自身を除く): 614049120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 3947, 4320, 4680, 5616, 6240, 7020, 7894, 9360, 11232, 11841, 14040, 15788, 18720, 19735, 23682, 28080, 31576, 35523, 39470, 47364, 51311, 56160, 59205, 63152, 71046, 78940, 94728, 102622, 106569, 118410, 126304, 142092, 153933, 157880, 177615, 189456, 205244, 213138, 236820, 256555, 284184, 307866, 315760, 355230, 378912, 410488, 426276, 461799, 473640, 513110, 532845, 568368, 615732, 631520, 710460, 769665, 820976, 852552, 923598, 947280, 1026220, 1065690, 1136736, 1231464, 1385397, 1420920, 1539330, 1641952, 1705104, 1847196, 1894560, 2052440, 2131380, 2308995, 2462928, 2770794, 2841840, 3078660, 3410208, 3694392, 4104880, 4262760, 4617990, 4925856, 5541588, 5683680, 6157320, 6926985, 7388784, 8209760, 8525520, 9235980, 11083176, 12314640, 13853970, 14777568, 17051040, 18471960, 22166352, 24629280, 27707940, 36943920, 44332704, 55415880, 73887840, 110831760, 221663520]

約数ペア:

[(1, 221663520), (2, 110831760), (3, 73887840), (4, 55415880), (5, 44332704), (6, 36943920), (8, 27707940), (9, 24629280), (10, 22166352), (12, 18471960), (13, 17051040), (15, 14777568), (16, 13853970), (18, 12314640), (20, 11083176), (24, 9235980), (26, 8525520), (27, 8209760), (30, 7388784), (32, 6926985), (36, 6157320), (39, 5683680), (40, 5541588), (45, 4925856), (48, 4617990), (52, 4262760), (54, 4104880), (60, 3694392), (65, 3410208), (72, 3078660), (78, 2841840), (80, 2770794), (90, 2462928), (96, 2308995), (104, 2131380), (108, 2052440), (117, 1894560), (120, 1847196), (130, 1705104), (135, 1641952), (144, 1539330), (156, 1420920), (160, 1385397), (180, 1231464), (195, 1136736), (208, 1065690), (216, 1026220), (234, 947280), (240, 923598), (260, 852552), (270, 820976), (288, 769665), (312, 710460), (351, 631520), (360, 615732), (390, 568368), (416, 532845), (432, 513110), (468, 473640), (480, 461799), (520, 426276), (540, 410488), (585, 378912), (624, 355230), (702, 315760), (720, 307866), (780, 284184), (864, 256555), (936, 236820), (1040, 213138), (1080, 205244), (1170, 189456), (1248, 177615), (1404, 157880), (1440, 153933), (1560, 142092), (1755, 126304), (1872, 118410), (2080, 106569), (2160, 102622), (2340, 94728), (2808, 78940), (3120, 71046), (3510, 63152), (3744, 59205), (3947, 56160), (4320, 51311), (4680, 47364), (5616, 39470), (6240, 35523), (7020, 31576), (7894, 28080), (9360, 23682), (11232, 19735), (11841, 18720), (14040, 15788)]