64789681920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{6661}}^1$

素因数の和:6851

約数の個数: 288

約数和(自身を含む): 220597473600

約数和(自身を除く): 155807791680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 149, 160, 170, 192, 204, 240, 255, 256, 272, 298, 320, 340, 384, 408, 447, 480, 510, 544, 596, 640, 680, 745, 768, 816, 894, 960, 1020, 1088, 1192, 1280, 1360, 1490, 1632, 1788, 1920, 2040, 2176, 2235, 2384, 2533, 2720, 2980, 3264, 3576, 3840, 4080, 4352, 4470, 4768, 5066, 5440, 5960, 6528, 6661, 7152, 7599, 8160, 8940, 9536, 10132, 10880, 11920, 12665, 13056, 13322, 14304, 15198, 16320, 17880, 19072, 19983, 20264, 21760, 23840, 25330, 26644, 28608, 30396, 32640, 33305, 35760, 37995, 38144, 39966, 40528, 47680, 50660, 53288, 57216, 60792, 65280, 66610, 71520, 75990, 79932, 81056, 95360, 99915, 101320, 106576, 113237, 114432, 121584, 133220, 143040, 151980, 159864, 162112, 190720, 199830, 202640, 213152, 226474, 243168, 266440, 286080, 303960, 319728, 324224, 339711, 399660, 405280, 426304, 452948, 486336, 532880, 566185, 572160, 607920, 639456, 648448, 679422, 799320, 810560, 852608, 905896, 972672, 992489, 1065760, 1132370, 1215840, 1278912, 1358844, 1598640, 1621120, 1698555, 1705216, 1811792, 1945344, 1984978, 2131520, 2264740, 2431680, 2557824, 2717688, 2977467, 3197280, 3242240, 3397110, 3623584, 3969956, 4263040, 4529480, 4863360, 4962445, 5115648, 5435376, 5954934, 6394560, 6794220, 7247168, 7939912, 8526080, 9058960, 9726720, 9924890, 10870752, 11909868, 12789120, 13588440, 14494336, 14887335, 15879824, 16872313, 18117920, 19849780, 21741504, 23819736, 25578240, 27176880, 28988672, 29774670, 31759648, 33744626, 36235840, 39699560, 43483008, 47639472, 50616939, 54353760, 59549340, 63519296, 67489252, 72471680, 79399120, 84361565, 86966016, 95278944, 101233878, 108707520, 119098680, 127038592, 134978504, 144943360, 158798240, 168723130, 190557888, 202467756, 217415040, 238197360, 253084695, 254077184, 269957008, 317596480, 337446260, 381115776, 404935512, 434830080, 476394720, 506169390, 539914016, 635192960, 674892520, 762231552, 809871024, 952789440, 1012338780, 1079828032, 1270385920, 1349785040, 1619742048, 1905578880, 2024677560, 2159656064, 2699570080, 3239484096, 3811157760, 4049355120, 4319312128, 5399140160, 6478968192, 8098710240, 10798280320, 12957936384, 16197420480, 21596560640, 32394840960, 64789681920]

約数ペア:

[(1, 64789681920), (2, 32394840960), (3, 21596560640), (4, 16197420480), (5, 12957936384), (6, 10798280320), (8, 8098710240), (10, 6478968192), (12, 5399140160), (15, 4319312128), (16, 4049355120), (17, 3811157760), (20, 3239484096), (24, 2699570080), (30, 2159656064), (32, 2024677560), (34, 1905578880), (40, 1619742048), (48, 1349785040), (51, 1270385920), (60, 1079828032), (64, 1012338780), (68, 952789440), (80, 809871024), (85, 762231552), (96, 674892520), (102, 635192960), (120, 539914016), (128, 506169390), (136, 476394720), (149, 434830080), (160, 404935512), (170, 381115776), (192, 337446260), (204, 317596480), (240, 269957008), (255, 254077184), (256, 253084695), (272, 238197360), (298, 217415040), (320, 202467756), (340, 190557888), (384, 168723130), (408, 158798240), (447, 144943360), (480, 134978504), (510, 127038592), (544, 119098680), (596, 108707520), (640, 101233878), (680, 95278944), (745, 86966016), (768, 84361565), (816, 79399120), (894, 72471680), (960, 67489252), (1020, 63519296), (1088, 59549340), (1192, 54353760), (1280, 50616939), (1360, 47639472), (1490, 43483008), (1632, 39699560), (1788, 36235840), (1920, 33744626), (2040, 31759648), (2176, 29774670), (2235, 28988672), (2384, 27176880), (2533, 25578240), (2720, 23819736), (2980, 21741504), (3264, 19849780), (3576, 18117920), (3840, 16872313), (4080, 15879824), (4352, 14887335), (4470, 14494336), (4768, 13588440), (5066, 12789120), (5440, 11909868), (5960, 10870752), (6528, 9924890), (6661, 9726720), (7152, 9058960), (7599, 8526080), (8160, 7939912), (8940, 7247168), (9536, 6794220), (10132, 6394560), (10880, 5954934), (11920, 5435376), (12665, 5115648), (13056, 4962445), (13322, 4863360), (14304, 4529480), (15198, 4263040), (16320, 3969956), (17880, 3623584), (19072, 3397110), (19983, 3242240), (20264, 3197280), (21760, 2977467), (23840, 2717688), (25330, 2557824), (26644, 2431680), (28608, 2264740), (30396, 2131520), (32640, 1984978), (33305, 1945344), (35760, 1811792), (37995, 1705216), (38144, 1698555), (39966, 1621120), (40528, 1598640), (47680, 1358844), (50660, 1278912), (53288, 1215840), (57216, 1132370), (60792, 1065760), (65280, 992489), (66610, 972672), (71520, 905896), (75990, 852608), (79932, 810560), (81056, 799320), (95360, 679422), (99915, 648448), (101320, 639456), (106576, 607920), (113237, 572160), (114432, 566185), (121584, 532880), (133220, 486336), (143040, 452948), (151980, 426304), (159864, 405280), (162112, 399660), (190720, 339711), (199830, 324224), (202640, 319728), (213152, 303960), (226474, 286080), (243168, 266440)]