20174579145

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 256

約数和(自身を含む): 45987840000

約数和(自身を除く): 25813260855

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 23, 27, 35, 45, 49, 57, 63, 69, 95, 105, 115, 133, 135, 147, 161, 171, 189, 207, 245, 285, 315, 343, 345, 399, 437, 441, 483, 513, 621, 665, 735, 805, 855, 931, 945, 997, 1029, 1035, 1127, 1197, 1311, 1323, 1449, 1715, 1995, 2185, 2205, 2415, 2565, 2793, 2991, 3059, 3087, 3105, 3381, 3591, 3933, 4347, 4655, 4985, 5145, 5635, 5985, 6517, 6555, 6615, 6979, 7245, 7889, 8379, 8973, 9177, 9261, 10143, 11799, 13965, 14955, 15295, 15435, 16905, 17955, 18943, 19551, 19665, 20937, 21413, 21735, 22931, 23667, 25137, 26919, 27531, 30429, 32585, 34895, 39445, 41895, 44865, 45885, 46305, 48853, 50715, 56829, 58653, 58995, 62811, 64239, 68793, 71001, 82593, 94715, 97755, 104685, 107065, 114655, 118335, 125685, 132601, 134595, 137655, 146559, 149891, 152145, 160517, 170487, 175959, 188433, 192717, 206379, 213003, 244265, 284145, 293265, 314055, 321195, 341971, 343965, 355005, 397803, 412965, 435689, 439677, 449673, 481551, 511461, 578151, 619137, 663005, 732795, 749455, 802585, 852435, 879795, 928207, 942165, 963585, 1025913, 1031895, 1065015, 1123619, 1193409, 1307067, 1319031, 1349019, 1444653, 1709855, 1989015, 2178445, 2198385, 2248365, 2407755, 2557305, 2784621, 2890755, 3049823, 3077739, 3095685, 3370857, 3580227, 3921201, 4047057, 4333959, 4641035, 5129565, 5618095, 5967045, 6497449, 6535335, 6595155, 6745095, 7223265, 7865333, 8353863, 9149469, 9233217, 10112571, 11763603, 13923105, 15249115, 15388695, 16854285, 17901135, 19492347, 19606005, 20235285, 21348761, 21669795, 23595999, 25061589, 27448407, 30337713, 32487245, 39326665, 41769315, 45747345, 46166085, 50562855, 58477041, 58818015, 64046283, 70787997, 82345221, 97461735, 106743805, 117979995, 125307945, 137242035, 149441327, 151688565, 175431123, 192138849, 212363991, 292385205, 320231415, 353939985, 411726105, 448323981, 576416547, 747206635, 877155615, 960694245, 1061819955, 1344971943, 2241619905, 2882082735, 4034915829, 6724859715, 20174579145]

約数ペア:

[(1, 20174579145), (3, 6724859715), (5, 4034915829), (7, 2882082735), (9, 2241619905), (15, 1344971943), (19, 1061819955), (21, 960694245), (23, 877155615), (27, 747206635), (35, 576416547), (45, 448323981), (49, 411726105), (57, 353939985), (63, 320231415), (69, 292385205), (95, 212363991), (105, 192138849), (115, 175431123), (133, 151688565), (135, 149441327), (147, 137242035), (161, 125307945), (171, 117979995), (189, 106743805), (207, 97461735), (245, 82345221), (285, 70787997), (315, 64046283), (343, 58818015), (345, 58477041), (399, 50562855), (437, 46166085), (441, 45747345), (483, 41769315), (513, 39326665), (621, 32487245), (665, 30337713), (735, 27448407), (805, 25061589), (855, 23595999), (931, 21669795), (945, 21348761), (997, 20235285), (1029, 19606005), (1035, 19492347), (1127, 17901135), (1197, 16854285), (1311, 15388695), (1323, 15249115), (1449, 13923105), (1715, 11763603), (1995, 10112571), (2185, 9233217), (2205, 9149469), (2415, 8353863), (2565, 7865333), (2793, 7223265), (2991, 6745095), (3059, 6595155), (3087, 6535335), (3105, 6497449), (3381, 5967045), (3591, 5618095), (3933, 5129565), (4347, 4641035), (4655, 4333959), (4985, 4047057), (5145, 3921201), (5635, 3580227), (5985, 3370857), (6517, 3095685), (6555, 3077739), (6615, 3049823), (6979, 2890755), (7245, 2784621), (7889, 2557305), (8379, 2407755), (8973, 2248365), (9177, 2198385), (9261, 2178445), (10143, 1989015), (11799, 1709855), (13965, 1444653), (14955, 1349019), (15295, 1319031), (15435, 1307067), (16905, 1193409), (17955, 1123619), (18943, 1065015), (19551, 1031895), (19665, 1025913), (20937, 963585), (21413, 942165), (21735, 928207), (22931, 879795), (23667, 852435), (25137, 802585), (26919, 749455), (27531, 732795), (30429, 663005), (32585, 619137), (34895, 578151), (39445, 511461), (41895, 481551), (44865, 449673), (45885, 439677), (46305, 435689), (48853, 412965), (50715, 397803), (56829, 355005), (58653, 343965), (58995, 341971), (62811, 321195), (64239, 314055), (68793, 293265), (71001, 284145), (82593, 244265), (94715, 213003), (97755, 206379), (104685, 192717), (107065, 188433), (114655, 175959), (118335, 170487), (125685, 160517), (132601, 152145), (134595, 149891), (137655, 146559)]