20566833840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{4093}}^1$

素因数の和:5116

約数の個数: 240

約数和(自身を含む): 79035947328

約数和(自身を除く): 58469113488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 997, 1008, 1260, 1680, 1994, 2520, 2991, 3988, 4093, 4985, 5040, 5982, 6979, 7976, 8186, 8973, 9970, 11964, 12279, 13958, 14955, 15952, 16372, 17946, 19940, 20465, 20937, 23928, 24558, 27916, 28651, 29910, 32744, 34895, 35892, 36837, 39880, 40930, 41874, 44865, 47856, 49116, 55832, 57302, 59820, 61395, 62811, 65488, 69790, 71784, 73674, 79760, 81860, 83748, 85953, 89730, 98232, 104685, 111664, 114604, 119640, 122790, 125622, 139580, 143255, 143568, 147348, 163720, 167496, 171906, 179460, 184185, 196464, 209370, 229208, 239280, 245580, 251244, 257859, 279160, 286510, 294696, 314055, 327440, 334992, 343812, 358920, 368370, 418740, 429765, 458416, 491160, 502488, 515718, 558320, 573020, 589392, 628110, 687624, 717840, 736740, 837480, 859530, 982320, 1004976, 1031436, 1146040, 1256220, 1289295, 1375248, 1473480, 1674960, 1719060, 2062872, 2292080, 2512440, 2578590, 2946960, 3438120, 4080721, 4125744, 5024880, 5157180, 6876240, 8161442, 10314360, 12242163, 16322884, 20403605, 20628720, 24484326, 28565047, 32645768, 36726489, 40807210, 48968652, 57130094, 61210815, 65291536, 73452978, 81614420, 85695141, 97937304, 114260188, 122421630, 142825235, 146905956, 163228840, 171390282, 183632445, 195874608, 228520376, 244843260, 257085423, 285650470, 293811912, 326457680, 342780564, 367264890, 428475705, 457040752, 489686520, 514170846, 571300940, 587623824, 685561128, 734529780, 856951410, 979373040, 1028341692, 1142601880, 1285427115, 1371122256, 1469059560, 1713902820, 2056683384, 2285203760, 2570854230, 2938119120, 3427805640, 4113366768, 5141708460, 6855611280, 10283416920, 20566833840]

約数ペア:

[(1, 20566833840), (2, 10283416920), (3, 6855611280), (4, 5141708460), (5, 4113366768), (6, 3427805640), (7, 2938119120), (8, 2570854230), (9, 2285203760), (10, 2056683384), (12, 1713902820), (14, 1469059560), (15, 1371122256), (16, 1285427115), (18, 1142601880), (20, 1028341692), (21, 979373040), (24, 856951410), (28, 734529780), (30, 685561128), (35, 587623824), (36, 571300940), (40, 514170846), (42, 489686520), (45, 457040752), (48, 428475705), (56, 367264890), (60, 342780564), (63, 326457680), (70, 293811912), (72, 285650470), (80, 257085423), (84, 244843260), (90, 228520376), (105, 195874608), (112, 183632445), (120, 171390282), (126, 163228840), (140, 146905956), (144, 142825235), (168, 122421630), (180, 114260188), (210, 97937304), (240, 85695141), (252, 81614420), (280, 73452978), (315, 65291536), (336, 61210815), (360, 57130094), (420, 48968652), (504, 40807210), (560, 36726489), (630, 32645768), (720, 28565047), (840, 24484326), (997, 20628720), (1008, 20403605), (1260, 16322884), (1680, 12242163), (1994, 10314360), (2520, 8161442), (2991, 6876240), (3988, 5157180), (4093, 5024880), (4985, 4125744), (5040, 4080721), (5982, 3438120), (6979, 2946960), (7976, 2578590), (8186, 2512440), (8973, 2292080), (9970, 2062872), (11964, 1719060), (12279, 1674960), (13958, 1473480), (14955, 1375248), (15952, 1289295), (16372, 1256220), (17946, 1146040), (19940, 1031436), (20465, 1004976), (20937, 982320), (23928, 859530), (24558, 837480), (27916, 736740), (28651, 717840), (29910, 687624), (32744, 628110), (34895, 589392), (35892, 573020), (36837, 558320), (39880, 515718), (40930, 502488), (41874, 491160), (44865, 458416), (47856, 429765), (49116, 418740), (55832, 368370), (57302, 358920), (59820, 343812), (61395, 334992), (62811, 327440), (65488, 314055), (69790, 294696), (71784, 286510), (73674, 279160), (79760, 257859), (81860, 251244), (83748, 245580), (85953, 239280), (89730, 229208), (98232, 209370), (104685, 196464), (111664, 184185), (114604, 179460), (119640, 171906), (122790, 167496), (125622, 163720), (139580, 147348), (143255, 143568)]