20809211580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{7681}}^1$

素因数の和:7901

約数の個数: 192

約数和(自身を含む): 67368067200

約数和(自身を除く): 46558855620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 173, 174, 180, 261, 270, 290, 346, 348, 435, 519, 522, 540, 580, 692, 783, 865, 870, 1038, 1044, 1305, 1557, 1566, 1730, 1740, 2076, 2595, 2610, 3114, 3132, 3460, 3915, 4671, 5017, 5190, 5220, 6228, 7681, 7785, 7830, 9342, 10034, 10380, 15051, 15362, 15570, 15660, 18684, 20068, 23043, 23355, 25085, 30102, 30724, 31140, 38405, 45153, 46086, 46710, 50170, 60204, 69129, 75255, 76810, 90306, 92172, 93420, 100340, 115215, 135459, 138258, 150510, 153620, 180612, 207387, 222749, 225765, 230430, 270918, 276516, 301020, 345645, 414774, 445498, 451530, 460860, 541836, 668247, 677295, 691290, 829548, 890996, 903060, 1036935, 1113745, 1328813, 1336494, 1354590, 1382580, 2004741, 2073870, 2227490, 2657626, 2672988, 2709180, 3341235, 3986439, 4009482, 4147740, 4454980, 5315252, 6014223, 6644065, 6682470, 7972878, 8018964, 10023705, 11959317, 12028446, 13288130, 13364940, 15945756, 19932195, 20047410, 23918634, 24056892, 26576260, 30071115, 35877951, 38535577, 39864390, 40094820, 47837268, 59796585, 60142230, 71755902, 77071154, 79728780, 115606731, 119593170, 120284460, 143511804, 154142308, 179389755, 192677885, 231213462, 239186340, 346820193, 358779510, 385355770, 462426924, 578033655, 693640386, 717559020, 770711540, 1040460579, 1156067310, 1387280772, 1734100965, 2080921158, 2312134620, 3468201930, 4161842316, 5202302895, 6936403860, 10404605790, 20809211580]

約数ペア:

[(1, 20809211580), (2, 10404605790), (3, 6936403860), (4, 5202302895), (5, 4161842316), (6, 3468201930), (9, 2312134620), (10, 2080921158), (12, 1734100965), (15, 1387280772), (18, 1156067310), (20, 1040460579), (27, 770711540), (29, 717559020), (30, 693640386), (36, 578033655), (45, 462426924), (54, 385355770), (58, 358779510), (60, 346820193), (87, 239186340), (90, 231213462), (108, 192677885), (116, 179389755), (135, 154142308), (145, 143511804), (173, 120284460), (174, 119593170), (180, 115606731), (261, 79728780), (270, 77071154), (290, 71755902), (346, 60142230), (348, 59796585), (435, 47837268), (519, 40094820), (522, 39864390), (540, 38535577), (580, 35877951), (692, 30071115), (783, 26576260), (865, 24056892), (870, 23918634), (1038, 20047410), (1044, 19932195), (1305, 15945756), (1557, 13364940), (1566, 13288130), (1730, 12028446), (1740, 11959317), (2076, 10023705), (2595, 8018964), (2610, 7972878), (3114, 6682470), (3132, 6644065), (3460, 6014223), (3915, 5315252), (4671, 4454980), (5017, 4147740), (5190, 4009482), (5220, 3986439), (6228, 3341235), (7681, 2709180), (7785, 2672988), (7830, 2657626), (9342, 2227490), (10034, 2073870), (10380, 2004741), (15051, 1382580), (15362, 1354590), (15570, 1336494), (15660, 1328813), (18684, 1113745), (20068, 1036935), (23043, 903060), (23355, 890996), (25085, 829548), (30102, 691290), (30724, 677295), (31140, 668247), (38405, 541836), (45153, 460860), (46086, 451530), (46710, 445498), (50170, 414774), (60204, 345645), (69129, 301020), (75255, 276516), (76810, 270918), (90306, 230430), (92172, 225765), (93420, 222749), (100340, 207387), (115215, 180612), (135459, 153620), (138258, 150510)]