21754727680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:893

約数の個数: 288

約数和(自身を含む): 61754047488

約数和(自身を除く): 39999319808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 61, 64, 70, 80, 106, 112, 122, 128, 140, 160, 212, 224, 244, 256, 265, 280, 305, 320, 371, 424, 427, 448, 488, 530, 560, 610, 640, 742, 751, 848, 854, 896, 976, 1060, 1120, 1220, 1280, 1484, 1502, 1696, 1708, 1792, 1855, 1952, 2120, 2135, 2240, 2440, 2968, 3004, 3233, 3392, 3416, 3710, 3755, 3904, 4240, 4270, 4480, 4880, 5257, 5936, 6008, 6466, 6784, 6832, 7420, 7510, 7808, 8480, 8540, 8960, 9760, 10514, 11872, 12016, 12932, 13568, 13664, 14840, 15020, 15616, 16165, 16960, 17080, 19520, 21028, 22631, 23744, 24032, 25864, 26285, 27328, 29680, 30040, 32330, 33920, 34160, 39040, 39803, 42056, 45262, 45811, 47488, 48064, 51728, 52570, 54656, 59360, 60080, 64660, 67840, 68320, 78080, 79606, 84112, 90524, 91622, 94976, 96128, 103456, 105140, 109312, 113155, 118720, 120160, 129320, 136640, 159212, 168224, 181048, 183244, 192256, 199015, 206912, 210280, 226310, 229055, 237440, 240320, 258640, 273280, 278621, 318424, 320677, 336448, 362096, 366488, 398030, 413824, 420560, 452620, 458110, 474880, 480640, 517280, 546560, 557242, 636848, 641354, 672896, 724192, 732976, 796060, 827648, 841120, 905240, 916220, 961280, 1034560, 1114484, 1273696, 1282708, 1345792, 1393105, 1448384, 1465952, 1592120, 1603385, 1682240, 1810480, 1832440, 2069120, 2228968, 2427983, 2547392, 2565416, 2786210, 2896768, 2931904, 3184240, 3206770, 3364480, 3620960, 3664880, 4138240, 4457936, 4855966, 5094784, 5130832, 5572420, 5793536, 5863808, 6368480, 6413540, 6728960, 7241920, 7329760, 8915872, 9711932, 10189568, 10261664, 11144840, 11727616, 12139915, 12736960, 12827080, 14483840, 14659520, 16995881, 17831744, 19423864, 20523328, 22289680, 24279830, 25473920, 25654160, 28967680, 29319040, 33991762, 35663488, 38847728, 41046656, 44579360, 48559660, 50947840, 51308320, 58638080, 67983524, 71326976, 77695456, 82093312, 84979405, 89158720, 97119320, 102616640, 135967048, 155390912, 169958810, 178317440, 194238640, 205233280, 271934096, 310781824, 339917620, 356634880, 388477280, 410466560, 543868192, 621563648, 679835240, 776954560, 1087736384, 1359670480, 1553909120, 2175472768, 2719340960, 3107818240, 4350945536, 5438681920, 10877363840, 21754727680]

約数ペア:

[(1, 21754727680), (2, 10877363840), (4, 5438681920), (5, 4350945536), (7, 3107818240), (8, 2719340960), (10, 2175472768), (14, 1553909120), (16, 1359670480), (20, 1087736384), (28, 776954560), (32, 679835240), (35, 621563648), (40, 543868192), (53, 410466560), (56, 388477280), (61, 356634880), (64, 339917620), (70, 310781824), (80, 271934096), (106, 205233280), (112, 194238640), (122, 178317440), (128, 169958810), (140, 155390912), (160, 135967048), (212, 102616640), (224, 97119320), (244, 89158720), (256, 84979405), (265, 82093312), (280, 77695456), (305, 71326976), (320, 67983524), (371, 58638080), (424, 51308320), (427, 50947840), (448, 48559660), (488, 44579360), (530, 41046656), (560, 38847728), (610, 35663488), (640, 33991762), (742, 29319040), (751, 28967680), (848, 25654160), (854, 25473920), (896, 24279830), (976, 22289680), (1060, 20523328), (1120, 19423864), (1220, 17831744), (1280, 16995881), (1484, 14659520), (1502, 14483840), (1696, 12827080), (1708, 12736960), (1792, 12139915), (1855, 11727616), (1952, 11144840), (2120, 10261664), (2135, 10189568), (2240, 9711932), (2440, 8915872), (2968, 7329760), (3004, 7241920), (3233, 6728960), (3392, 6413540), (3416, 6368480), (3710, 5863808), (3755, 5793536), (3904, 5572420), (4240, 5130832), (4270, 5094784), (4480, 4855966), (4880, 4457936), (5257, 4138240), (5936, 3664880), (6008, 3620960), (6466, 3364480), (6784, 3206770), (6832, 3184240), (7420, 2931904), (7510, 2896768), (7808, 2786210), (8480, 2565416), (8540, 2547392), (8960, 2427983), (9760, 2228968), (10514, 2069120), (11872, 1832440), (12016, 1810480), (12932, 1682240), (13568, 1603385), (13664, 1592120), (14840, 1465952), (15020, 1448384), (15616, 1393105), (16165, 1345792), (16960, 1282708), (17080, 1273696), (19520, 1114484), (21028, 1034560), (22631, 961280), (23744, 916220), (24032, 905240), (25864, 841120), (26285, 827648), (27328, 796060), (29680, 732976), (30040, 724192), (32330, 672896), (33920, 641354), (34160, 636848), (39040, 557242), (39803, 546560), (42056, 517280), (45262, 480640), (45811, 474880), (47488, 458110), (48064, 452620), (51728, 420560), (52570, 413824), (54656, 398030), (59360, 366488), (60080, 362096), (64660, 336448), (67840, 320677), (68320, 318424), (78080, 278621), (79606, 273280), (84112, 258640), (90524, 240320), (91622, 237440), (94976, 229055), (96128, 226310), (103456, 210280), (105140, 206912), (109312, 199015), (113155, 192256), (118720, 183244), (120160, 181048), (129320, 168224), (136640, 159212)]