20408702976

素因数分解:

$2^{11}\times 3^5\times {\mathrm{23}}^1\times {\mathrm{1783}}^1$

素因数の和:1843

約数の個数: 288

約数和(自身を含む): 63820673280

約数和(自身を除く): 43411970304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 81, 92, 96, 108, 128, 138, 144, 162, 184, 192, 207, 216, 243, 256, 276, 288, 324, 368, 384, 414, 432, 486, 512, 552, 576, 621, 648, 736, 768, 828, 864, 972, 1024, 1104, 1152, 1242, 1296, 1472, 1536, 1656, 1728, 1783, 1863, 1944, 2048, 2208, 2304, 2484, 2592, 2944, 3072, 3312, 3456, 3566, 3726, 3888, 4416, 4608, 4968, 5184, 5349, 5589, 5888, 6144, 6624, 6912, 7132, 7452, 7776, 8832, 9216, 9936, 10368, 10698, 11178, 11776, 13248, 13824, 14264, 14904, 15552, 16047, 17664, 18432, 19872, 20736, 21396, 22356, 23552, 26496, 27648, 28528, 29808, 31104, 32094, 35328, 39744, 41009, 41472, 42792, 44712, 47104, 48141, 52992, 55296, 57056, 59616, 62208, 64188, 70656, 79488, 82018, 82944, 85584, 89424, 96282, 105984, 114112, 119232, 123027, 124416, 128376, 141312, 144423, 158976, 164036, 165888, 171168, 178848, 192564, 211968, 228224, 238464, 246054, 248832, 256752, 288846, 317952, 328072, 342336, 357696, 369081, 385128, 423936, 433269, 456448, 476928, 492108, 497664, 513504, 577692, 635904, 656144, 684672, 715392, 738162, 770256, 866538, 912896, 953856, 984216, 1027008, 1107243, 1155384, 1271808, 1312288, 1369344, 1430784, 1476324, 1540512, 1733076, 1825792, 1907712, 1968432, 2054016, 2214486, 2310768, 2624576, 2738688, 2861568, 2952648, 3081024, 3321729, 3466152, 3651584, 3815424, 3936864, 4108032, 4428972, 4621536, 5249152, 5477376, 5723136, 5905296, 6162048, 6643458, 6932304, 7873728, 8216064, 8857944, 9243072, 9965187, 10498304, 10954752, 11446272, 11810592, 12324096, 13286916, 13864608, 15747456, 16432128, 17715888, 18486144, 19930374, 20996608, 23621184, 24648192, 26573832, 27729216, 31494912, 32864256, 35431776, 36972288, 39860748, 41993216, 47242368, 49296384, 53147664, 55458432, 62989824, 70863552, 73944576, 79721496, 83986432, 94484736, 98592768, 106295328, 110916864, 125979648, 141727104, 147889152, 159442992, 188969472, 212590656, 221833728, 251959296, 283454208, 295778304, 318885984, 377938944, 425181312, 443667456, 566908416, 637771968, 755877888, 850362624, 887334912, 1133816832, 1275543936, 1700725248, 2267633664, 2551087872, 3401450496, 5102175744, 6802900992, 10204351488, 20408702976]

約数ペア:

[(1, 20408702976), (2, 10204351488), (3, 6802900992), (4, 5102175744), (6, 3401450496), (8, 2551087872), (9, 2267633664), (12, 1700725248), (16, 1275543936), (18, 1133816832), (23, 887334912), (24, 850362624), (27, 755877888), (32, 637771968), (36, 566908416), (46, 443667456), (48, 425181312), (54, 377938944), (64, 318885984), (69, 295778304), (72, 283454208), (81, 251959296), (92, 221833728), (96, 212590656), (108, 188969472), (128, 159442992), (138, 147889152), (144, 141727104), (162, 125979648), (184, 110916864), (192, 106295328), (207, 98592768), (216, 94484736), (243, 83986432), (256, 79721496), (276, 73944576), (288, 70863552), (324, 62989824), (368, 55458432), (384, 53147664), (414, 49296384), (432, 47242368), (486, 41993216), (512, 39860748), (552, 36972288), (576, 35431776), (621, 32864256), (648, 31494912), (736, 27729216), (768, 26573832), (828, 24648192), (864, 23621184), (972, 20996608), (1024, 19930374), (1104, 18486144), (1152, 17715888), (1242, 16432128), (1296, 15747456), (1472, 13864608), (1536, 13286916), (1656, 12324096), (1728, 11810592), (1783, 11446272), (1863, 10954752), (1944, 10498304), (2048, 9965187), (2208, 9243072), (2304, 8857944), (2484, 8216064), (2592, 7873728), (2944, 6932304), (3072, 6643458), (3312, 6162048), (3456, 5905296), (3566, 5723136), (3726, 5477376), (3888, 5249152), (4416, 4621536), (4608, 4428972), (4968, 4108032), (5184, 3936864), (5349, 3815424), (5589, 3651584), (5888, 3466152), (6144, 3321729), (6624, 3081024), (6912, 2952648), (7132, 2861568), (7452, 2738688), (7776, 2624576), (8832, 2310768), (9216, 2214486), (9936, 2054016), (10368, 1968432), (10698, 1907712), (11178, 1825792), (11776, 1733076), (13248, 1540512), (13824, 1476324), (14264, 1430784), (14904, 1369344), (15552, 1312288), (16047, 1271808), (17664, 1155384), (18432, 1107243), (19872, 1027008), (20736, 984216), (21396, 953856), (22356, 912896), (23552, 866538), (26496, 770256), (27648, 738162), (28528, 715392), (29808, 684672), (31104, 656144), (32094, 635904), (35328, 577692), (39744, 513504), (41009, 497664), (41472, 492108), (42792, 476928), (44712, 456448), (47104, 433269), (48141, 423936), (52992, 385128), (55296, 369081), (57056, 357696), (59616, 342336), (62208, 328072), (64188, 317952), (70656, 288846), (79488, 256752), (82018, 248832), (82944, 246054), (85584, 238464), (89424, 228224), (96282, 211968), (105984, 192564), (114112, 178848), (119232, 171168), (123027, 165888), (124416, 164036), (128376, 158976), (141312, 144423)]