7920686520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:811

約数の個数: 256

約数和(自身を含む): 26998272000

約数和(自身を除く): 19077585480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 251, 270, 305, 360, 366, 479, 488, 502, 540, 549, 610, 732, 753, 915, 958, 1004, 1080, 1098, 1220, 1255, 1437, 1464, 1506, 1647, 1830, 1916, 2008, 2196, 2259, 2395, 2440, 2510, 2745, 2874, 3012, 3294, 3660, 3765, 3832, 4311, 4392, 4518, 4790, 5020, 5490, 5748, 6024, 6588, 6777, 7185, 7320, 7530, 8235, 8622, 9036, 9580, 10040, 10980, 11295, 11496, 12933, 13176, 13554, 14370, 15060, 15311, 16470, 17244, 18072, 19160, 21555, 21960, 22590, 25866, 27108, 28740, 29219, 30120, 30622, 32940, 33885, 34488, 43110, 45180, 45933, 51732, 54216, 57480, 58438, 61244, 64665, 65880, 67770, 76555, 86220, 87657, 90360, 91866, 103464, 116876, 120229, 122488, 129330, 135540, 137799, 146095, 153110, 172440, 175314, 183732, 229665, 233752, 240458, 258660, 262971, 271080, 275598, 292190, 306220, 350628, 360687, 367464, 413397, 438285, 459330, 480916, 517320, 525942, 551196, 584380, 601145, 612440, 688995, 701256, 721374, 788913, 826794, 876570, 918660, 961832, 1051884, 1082061, 1102392, 1168760, 1202290, 1314855, 1377990, 1442748, 1577826, 1653588, 1753140, 1803435, 1837320, 2066985, 2103768, 2164122, 2404580, 2629710, 2755980, 2885496, 3155652, 3246183, 3307176, 3506280, 3606870, 3944565, 4133970, 4328244, 4809160, 5259420, 5410305, 5511960, 6311304, 6492366, 7213740, 7333969, 7889130, 8267940, 8656488, 10518840, 10820610, 12984732, 14427480, 14667938, 15778260, 16230915, 16535880, 21641220, 22001907, 25969464, 29335876, 31556520, 32461830, 36669845, 43282440, 44003814, 58671752, 64923660, 66005721, 73339690, 88007628, 110009535, 129847320, 132011442, 146679380, 176015256, 198017163, 220019070, 264022884, 293358760, 330028605, 396034326, 440038140, 528045768, 660057210, 792068652, 880076280, 990085815, 1320114420, 1584137304, 1980171630, 2640228840, 3960343260, 7920686520]

約数ペア:

[(1, 7920686520), (2, 3960343260), (3, 2640228840), (4, 1980171630), (5, 1584137304), (6, 1320114420), (8, 990085815), (9, 880076280), (10, 792068652), (12, 660057210), (15, 528045768), (18, 440038140), (20, 396034326), (24, 330028605), (27, 293358760), (30, 264022884), (36, 220019070), (40, 198017163), (45, 176015256), (54, 146679380), (60, 132011442), (61, 129847320), (72, 110009535), (90, 88007628), (108, 73339690), (120, 66005721), (122, 64923660), (135, 58671752), (180, 44003814), (183, 43282440), (216, 36669845), (244, 32461830), (251, 31556520), (270, 29335876), (305, 25969464), (360, 22001907), (366, 21641220), (479, 16535880), (488, 16230915), (502, 15778260), (540, 14667938), (549, 14427480), (610, 12984732), (732, 10820610), (753, 10518840), (915, 8656488), (958, 8267940), (1004, 7889130), (1080, 7333969), (1098, 7213740), (1220, 6492366), (1255, 6311304), (1437, 5511960), (1464, 5410305), (1506, 5259420), (1647, 4809160), (1830, 4328244), (1916, 4133970), (2008, 3944565), (2196, 3606870), (2259, 3506280), (2395, 3307176), (2440, 3246183), (2510, 3155652), (2745, 2885496), (2874, 2755980), (3012, 2629710), (3294, 2404580), (3660, 2164122), (3765, 2103768), (3832, 2066985), (4311, 1837320), (4392, 1803435), (4518, 1753140), (4790, 1653588), (5020, 1577826), (5490, 1442748), (5748, 1377990), (6024, 1314855), (6588, 1202290), (6777, 1168760), (7185, 1102392), (7320, 1082061), (7530, 1051884), (8235, 961832), (8622, 918660), (9036, 876570), (9580, 826794), (10040, 788913), (10980, 721374), (11295, 701256), (11496, 688995), (12933, 612440), (13176, 601145), (13554, 584380), (14370, 551196), (15060, 525942), (15311, 517320), (16470, 480916), (17244, 459330), (18072, 438285), (19160, 413397), (21555, 367464), (21960, 360687), (22590, 350628), (25866, 306220), (27108, 292190), (28740, 275598), (29219, 271080), (30120, 262971), (30622, 258660), (32940, 240458), (33885, 233752), (34488, 229665), (43110, 183732), (45180, 175314), (45933, 172440), (51732, 153110), (54216, 146095), (57480, 137799), (58438, 135540), (61244, 129330), (64665, 122488), (65880, 120229), (67770, 116876), (76555, 103464), (86220, 91866), (87657, 90360)]