205807140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:543

約数の個数: 288

約数和(自身を含む): 805109760

約数和(自身を除く): 599302620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 31, 33, 35, 36, 42, 44, 45, 55, 60, 62, 63, 66, 70, 77, 84, 90, 93, 99, 105, 110, 124, 126, 132, 140, 154, 155, 165, 180, 186, 198, 210, 217, 220, 231, 252, 279, 308, 310, 315, 330, 341, 372, 385, 396, 420, 434, 462, 465, 479, 495, 558, 620, 630, 651, 660, 682, 693, 770, 868, 924, 930, 958, 990, 1023, 1085, 1116, 1155, 1260, 1302, 1364, 1386, 1395, 1437, 1540, 1705, 1860, 1916, 1953, 1980, 2046, 2170, 2310, 2387, 2395, 2604, 2772, 2790, 2874, 3069, 3255, 3353, 3410, 3465, 3906, 4092, 4311, 4340, 4620, 4774, 4790, 5115, 5269, 5580, 5748, 6138, 6510, 6706, 6820, 6930, 7161, 7185, 7812, 8622, 9548, 9580, 9765, 10059, 10230, 10538, 11935, 12276, 13020, 13412, 13860, 14322, 14370, 14849, 15345, 15807, 16765, 17244, 19530, 20118, 20460, 21076, 21483, 21555, 23870, 26345, 28644, 28740, 29698, 30177, 30690, 31614, 33530, 35805, 36883, 39060, 40236, 42966, 43110, 44547, 47421, 47740, 50295, 52690, 59396, 60354, 61380, 63228, 67060, 71610, 73766, 74245, 79035, 85932, 86220, 89094, 94842, 100590, 103943, 105380, 107415, 110649, 120708, 133641, 143220, 147532, 148490, 150885, 158070, 163339, 178188, 184415, 189684, 201180, 207886, 214830, 221298, 222735, 237105, 267282, 296980, 301770, 311829, 316140, 326678, 331947, 368830, 415772, 429660, 442596, 445470, 474210, 490017, 519715, 534564, 553245, 603540, 623658, 653356, 663894, 668205, 737660, 816695, 890940, 935487, 948420, 980034, 1039430, 1106490, 1143373, 1247316, 1327788, 1336410, 1470051, 1559145, 1633390, 1659735, 1870974, 1960068, 2078860, 2212980, 2286746, 2450085, 2672820, 2940102, 3118290, 3266780, 3319470, 3430119, 3741948, 4573492, 4677435, 4900170, 5716865, 5880204, 6236580, 6638940, 6860238, 7350255, 9354870, 9800340, 10290357, 11433730, 13720476, 14700510, 17150595, 18709740, 20580714, 22867460, 29401020, 34301190, 41161428, 51451785, 68602380, 102903570, 205807140]

約数ペア:

[(1, 205807140), (2, 102903570), (3, 68602380), (4, 51451785), (5, 41161428), (6, 34301190), (7, 29401020), (9, 22867460), (10, 20580714), (11, 18709740), (12, 17150595), (14, 14700510), (15, 13720476), (18, 11433730), (20, 10290357), (21, 9800340), (22, 9354870), (28, 7350255), (30, 6860238), (31, 6638940), (33, 6236580), (35, 5880204), (36, 5716865), (42, 4900170), (44, 4677435), (45, 4573492), (55, 3741948), (60, 3430119), (62, 3319470), (63, 3266780), (66, 3118290), (70, 2940102), (77, 2672820), (84, 2450085), (90, 2286746), (93, 2212980), (99, 2078860), (105, 1960068), (110, 1870974), (124, 1659735), (126, 1633390), (132, 1559145), (140, 1470051), (154, 1336410), (155, 1327788), (165, 1247316), (180, 1143373), (186, 1106490), (198, 1039430), (210, 980034), (217, 948420), (220, 935487), (231, 890940), (252, 816695), (279, 737660), (308, 668205), (310, 663894), (315, 653356), (330, 623658), (341, 603540), (372, 553245), (385, 534564), (396, 519715), (420, 490017), (434, 474210), (462, 445470), (465, 442596), (479, 429660), (495, 415772), (558, 368830), (620, 331947), (630, 326678), (651, 316140), (660, 311829), (682, 301770), (693, 296980), (770, 267282), (868, 237105), (924, 222735), (930, 221298), (958, 214830), (990, 207886), (1023, 201180), (1085, 189684), (1116, 184415), (1155, 178188), (1260, 163339), (1302, 158070), (1364, 150885), (1386, 148490), (1395, 147532), (1437, 143220), (1540, 133641), (1705, 120708), (1860, 110649), (1916, 107415), (1953, 105380), (1980, 103943), (2046, 100590), (2170, 94842), (2310, 89094), (2387, 86220), (2395, 85932), (2604, 79035), (2772, 74245), (2790, 73766), (2874, 71610), (3069, 67060), (3255, 63228), (3353, 61380), (3410, 60354), (3465, 59396), (3906, 52690), (4092, 50295), (4311, 47740), (4340, 47421), (4620, 44547), (4774, 43110), (4790, 42966), (5115, 40236), (5269, 39060), (5580, 36883), (5748, 35805), (6138, 33530), (6510, 31614), (6706, 30690), (6820, 30177), (6930, 29698), (7161, 28740), (7185, 28644), (7812, 26345), (8622, 23870), (9548, 21555), (9580, 21483), (9765, 21076), (10059, 20460), (10230, 20118), (10538, 19530), (11935, 17244), (12276, 16765), (13020, 15807), (13412, 15345), (13860, 14849), (14322, 14370)]