20177573280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{1301}}^1$

素因数の和:1807

約数の個数: 192

約数和(自身を含む): 64570867200

約数和(自身を除く): 44393293920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 79, 80, 96, 120, 158, 160, 237, 240, 316, 395, 409, 474, 480, 632, 790, 818, 948, 1185, 1227, 1264, 1301, 1580, 1636, 1896, 2045, 2370, 2454, 2528, 2602, 3160, 3272, 3792, 3903, 4090, 4740, 4908, 5204, 6135, 6320, 6505, 6544, 7584, 7806, 8180, 9480, 9816, 10408, 12270, 12640, 13010, 13088, 15612, 16360, 18960, 19515, 19632, 20816, 24540, 26020, 31224, 32311, 32720, 37920, 39030, 39264, 41632, 49080, 52040, 62448, 64622, 65440, 78060, 96933, 98160, 102779, 104080, 124896, 129244, 156120, 161555, 193866, 196320, 205558, 208160, 258488, 308337, 312240, 323110, 387732, 411116, 484665, 513895, 516976, 532109, 616674, 624480, 646220, 775464, 822232, 969330, 1027790, 1033952, 1064218, 1233348, 1292440, 1541685, 1550928, 1596327, 1644464, 1938660, 2055580, 2128436, 2466696, 2584880, 2660545, 3083370, 3101856, 3192654, 3288928, 3877320, 4111160, 4256872, 4933392, 5169760, 5321090, 6166740, 6385308, 7754640, 7981635, 8222320, 8513744, 9866784, 10642180, 12333480, 12770616, 15509280, 15963270, 16444640, 17027488, 21284360, 24666960, 25541232, 31926540, 42036611, 42568720, 49333920, 51082464, 63853080, 84073222, 85137440, 126109833, 127706160, 168146444, 210183055, 252219666, 255412320, 336292888, 420366110, 504439332, 630549165, 672585776, 840732220, 1008878664, 1261098330, 1345171552, 1681464440, 2017757328, 2522196660, 3362928880, 4035514656, 5044393320, 6725857760, 10088786640, 20177573280]

約数ペア:

[(1, 20177573280), (2, 10088786640), (3, 6725857760), (4, 5044393320), (5, 4035514656), (6, 3362928880), (8, 2522196660), (10, 2017757328), (12, 1681464440), (15, 1345171552), (16, 1261098330), (20, 1008878664), (24, 840732220), (30, 672585776), (32, 630549165), (40, 504439332), (48, 420366110), (60, 336292888), (79, 255412320), (80, 252219666), (96, 210183055), (120, 168146444), (158, 127706160), (160, 126109833), (237, 85137440), (240, 84073222), (316, 63853080), (395, 51082464), (409, 49333920), (474, 42568720), (480, 42036611), (632, 31926540), (790, 25541232), (818, 24666960), (948, 21284360), (1185, 17027488), (1227, 16444640), (1264, 15963270), (1301, 15509280), (1580, 12770616), (1636, 12333480), (1896, 10642180), (2045, 9866784), (2370, 8513744), (2454, 8222320), (2528, 7981635), (2602, 7754640), (3160, 6385308), (3272, 6166740), (3792, 5321090), (3903, 5169760), (4090, 4933392), (4740, 4256872), (4908, 4111160), (5204, 3877320), (6135, 3288928), (6320, 3192654), (6505, 3101856), (6544, 3083370), (7584, 2660545), (7806, 2584880), (8180, 2466696), (9480, 2128436), (9816, 2055580), (10408, 1938660), (12270, 1644464), (12640, 1596327), (13010, 1550928), (13088, 1541685), (15612, 1292440), (16360, 1233348), (18960, 1064218), (19515, 1033952), (19632, 1027790), (20816, 969330), (24540, 822232), (26020, 775464), (31224, 646220), (32311, 624480), (32720, 616674), (37920, 532109), (39030, 516976), (39264, 513895), (41632, 484665), (49080, 411116), (52040, 387732), (62448, 323110), (64622, 312240), (65440, 308337), (78060, 258488), (96933, 208160), (98160, 205558), (102779, 196320), (104080, 193866), (124896, 161555), (129244, 156120)]