204855420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 750758400

約数和(自身を除く): 545902980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 29, 30, 33, 35, 42, 44, 55, 58, 60, 66, 70, 77, 84, 87, 105, 110, 116, 121, 132, 139, 140, 145, 154, 165, 174, 203, 210, 220, 231, 242, 278, 290, 308, 319, 330, 348, 363, 385, 406, 417, 420, 435, 462, 484, 556, 580, 605, 609, 638, 660, 695, 726, 770, 812, 834, 847, 870, 924, 957, 973, 1015, 1155, 1210, 1218, 1276, 1390, 1452, 1529, 1540, 1595, 1668, 1694, 1740, 1815, 1914, 1946, 2030, 2085, 2233, 2310, 2420, 2436, 2541, 2780, 2919, 3045, 3058, 3190, 3388, 3509, 3630, 3828, 3892, 4031, 4060, 4170, 4235, 4466, 4587, 4620, 4785, 4865, 5082, 5838, 6090, 6116, 6380, 6699, 7018, 7260, 7645, 8062, 8340, 8470, 8932, 9174, 9570, 9730, 10164, 10527, 10703, 11165, 11676, 12093, 12180, 12705, 13398, 14036, 14595, 15290, 16124, 16819, 16940, 17545, 18348, 19140, 19460, 20155, 21054, 21406, 22330, 22935, 24186, 24563, 25410, 26796, 28217, 29190, 30580, 32109, 33495, 33638, 35090, 40310, 42108, 42812, 44341, 44660, 45870, 48372, 49126, 50457, 50820, 52635, 53515, 56434, 58380, 60465, 64218, 66990, 67276, 70180, 73689, 80620, 84095, 84651, 88682, 91740, 98252, 100914, 105270, 107030, 112868, 117733, 120930, 122815, 128436, 133023, 133980, 141085, 147378, 160545, 168190, 169302, 177364, 201828, 210540, 214060, 221705, 235466, 241860, 245630, 252285, 266046, 282170, 294756, 310387, 321090, 336380, 338604, 353199, 368445, 423255, 443410, 470932, 487751, 491260, 504570, 532092, 564340, 588665, 620774, 642180, 665115, 706398, 736890, 846510, 886820, 931161, 975502, 1009140, 1177330, 1241548, 1330230, 1412796, 1463253, 1473780, 1551935, 1693020, 1765995, 1862322, 1951004, 2354660, 2438755, 2660460, 2926506, 3103870, 3414257, 3531990, 3724644, 4655805, 4877510, 5853012, 6207740, 6828514, 7063980, 7316265, 9311610, 9755020, 10242771, 13657028, 14632530, 17071285, 18623220, 20485542, 29265060, 34142570, 40971084, 51213855, 68285140, 102427710, 204855420]

約数ペア:

[(1, 204855420), (2, 102427710), (3, 68285140), (4, 51213855), (5, 40971084), (6, 34142570), (7, 29265060), (10, 20485542), (11, 18623220), (12, 17071285), (14, 14632530), (15, 13657028), (20, 10242771), (21, 9755020), (22, 9311610), (28, 7316265), (29, 7063980), (30, 6828514), (33, 6207740), (35, 5853012), (42, 4877510), (44, 4655805), (55, 3724644), (58, 3531990), (60, 3414257), (66, 3103870), (70, 2926506), (77, 2660460), (84, 2438755), (87, 2354660), (105, 1951004), (110, 1862322), (116, 1765995), (121, 1693020), (132, 1551935), (139, 1473780), (140, 1463253), (145, 1412796), (154, 1330230), (165, 1241548), (174, 1177330), (203, 1009140), (210, 975502), (220, 931161), (231, 886820), (242, 846510), (278, 736890), (290, 706398), (308, 665115), (319, 642180), (330, 620774), (348, 588665), (363, 564340), (385, 532092), (406, 504570), (417, 491260), (420, 487751), (435, 470932), (462, 443410), (484, 423255), (556, 368445), (580, 353199), (605, 338604), (609, 336380), (638, 321090), (660, 310387), (695, 294756), (726, 282170), (770, 266046), (812, 252285), (834, 245630), (847, 241860), (870, 235466), (924, 221705), (957, 214060), (973, 210540), (1015, 201828), (1155, 177364), (1210, 169302), (1218, 168190), (1276, 160545), (1390, 147378), (1452, 141085), (1529, 133980), (1540, 133023), (1595, 128436), (1668, 122815), (1694, 120930), (1740, 117733), (1815, 112868), (1914, 107030), (1946, 105270), (2030, 100914), (2085, 98252), (2233, 91740), (2310, 88682), (2420, 84651), (2436, 84095), (2541, 80620), (2780, 73689), (2919, 70180), (3045, 67276), (3058, 66990), (3190, 64218), (3388, 60465), (3509, 58380), (3630, 56434), (3828, 53515), (3892, 52635), (4031, 50820), (4060, 50457), (4170, 49126), (4235, 48372), (4466, 45870), (4587, 44660), (4620, 44341), (4785, 42812), (4865, 42108), (5082, 40310), (5838, 35090), (6090, 33638), (6116, 33495), (6380, 32109), (6699, 30580), (7018, 29190), (7260, 28217), (7645, 26796), (8062, 25410), (8340, 24563), (8470, 24186), (8932, 22935), (9174, 22330), (9570, 21406), (9730, 21054), (10164, 20155), (10527, 19460), (10703, 19140), (11165, 18348), (11676, 17545), (12093, 16940), (12180, 16819), (12705, 16124), (13398, 15290), (14036, 14595)]