215537220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:531

約数の個数: 192

約数和(自身を含む): 725034240

約数和(自身を除く): 509497020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 53, 54, 60, 68, 85, 90, 102, 106, 108, 135, 153, 159, 170, 180, 204, 212, 255, 265, 270, 306, 318, 340, 443, 459, 477, 510, 530, 540, 612, 636, 765, 795, 886, 901, 918, 954, 1020, 1060, 1329, 1431, 1530, 1590, 1772, 1802, 1836, 1908, 2215, 2295, 2385, 2658, 2703, 2862, 3060, 3180, 3604, 3987, 4430, 4505, 4590, 4770, 5316, 5406, 5724, 6645, 7155, 7531, 7974, 8109, 8860, 9010, 9180, 9540, 10812, 11961, 13290, 13515, 14310, 15062, 15948, 16218, 18020, 19935, 22593, 23479, 23922, 24327, 26580, 27030, 28620, 30124, 32436, 37655, 39870, 40545, 45186, 46958, 47844, 48654, 54060, 59805, 67779, 70437, 75310, 79740, 81090, 90372, 93916, 97308, 112965, 117395, 119610, 121635, 135558, 140874, 150620, 162180, 203337, 211311, 225930, 234790, 239220, 243270, 271116, 281748, 338895, 352185, 399143, 406674, 422622, 451860, 469580, 486540, 633933, 677790, 704370, 798286, 813348, 845244, 1016685, 1056555, 1197429, 1267866, 1355580, 1408740, 1596572, 1995715, 2033370, 2113110, 2394858, 2535732, 3169665, 3592287, 3991430, 4066740, 4226220, 4789716, 5987145, 6339330, 7184574, 7982860, 10776861, 11974290, 12678660, 14369148, 17961435, 21553722, 23948580, 35922870, 43107444, 53884305, 71845740, 107768610, 215537220]

約数ペア:

[(1, 215537220), (2, 107768610), (3, 71845740), (4, 53884305), (5, 43107444), (6, 35922870), (9, 23948580), (10, 21553722), (12, 17961435), (15, 14369148), (17, 12678660), (18, 11974290), (20, 10776861), (27, 7982860), (30, 7184574), (34, 6339330), (36, 5987145), (45, 4789716), (51, 4226220), (53, 4066740), (54, 3991430), (60, 3592287), (68, 3169665), (85, 2535732), (90, 2394858), (102, 2113110), (106, 2033370), (108, 1995715), (135, 1596572), (153, 1408740), (159, 1355580), (170, 1267866), (180, 1197429), (204, 1056555), (212, 1016685), (255, 845244), (265, 813348), (270, 798286), (306, 704370), (318, 677790), (340, 633933), (443, 486540), (459, 469580), (477, 451860), (510, 422622), (530, 406674), (540, 399143), (612, 352185), (636, 338895), (765, 281748), (795, 271116), (886, 243270), (901, 239220), (918, 234790), (954, 225930), (1020, 211311), (1060, 203337), (1329, 162180), (1431, 150620), (1530, 140874), (1590, 135558), (1772, 121635), (1802, 119610), (1836, 117395), (1908, 112965), (2215, 97308), (2295, 93916), (2385, 90372), (2658, 81090), (2703, 79740), (2862, 75310), (3060, 70437), (3180, 67779), (3604, 59805), (3987, 54060), (4430, 48654), (4505, 47844), (4590, 46958), (4770, 45186), (5316, 40545), (5406, 39870), (5724, 37655), (6645, 32436), (7155, 30124), (7531, 28620), (7974, 27030), (8109, 26580), (8860, 24327), (9010, 23922), (9180, 23479), (9540, 22593), (10812, 19935), (11961, 18020), (13290, 16218), (13515, 15948), (14310, 15062)]