20679646848

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{383}}^1$

素因数の和:839

約数の個数: 256

約数和(自身を含む): 64298188800

約数和(自身を除く): 43618541952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 84, 96, 106, 112, 128, 159, 168, 192, 212, 224, 318, 336, 371, 379, 383, 384, 424, 448, 636, 672, 742, 758, 766, 848, 896, 1113, 1137, 1149, 1272, 1344, 1484, 1516, 1532, 1696, 2226, 2274, 2298, 2544, 2653, 2681, 2688, 2968, 3032, 3064, 3392, 4452, 4548, 4596, 5088, 5306, 5362, 5936, 6064, 6128, 6784, 7959, 8043, 8904, 9096, 9192, 10176, 10612, 10724, 11872, 12128, 12256, 15918, 16086, 17808, 18192, 18384, 20087, 20299, 20352, 21224, 21448, 23744, 24256, 24512, 31836, 32172, 35616, 36384, 36768, 40174, 40598, 42448, 42896, 47488, 48512, 49024, 60261, 60897, 63672, 64344, 71232, 72768, 73536, 80348, 81196, 84896, 85792, 120522, 121794, 127344, 128688, 140609, 142093, 142464, 145157, 145536, 147072, 160696, 162392, 169792, 171584, 241044, 243588, 254688, 257376, 281218, 284186, 290314, 321392, 324784, 339584, 343168, 421827, 426279, 435471, 482088, 487176, 509376, 514752, 562436, 568372, 580628, 642784, 649568, 843654, 852558, 870942, 964176, 974352, 1016099, 1018752, 1029504, 1124872, 1136744, 1161256, 1285568, 1299136, 1687308, 1705116, 1741884, 1928352, 1948704, 2032198, 2249744, 2273488, 2322512, 2571136, 2598272, 3048297, 3374616, 3410232, 3483768, 3856704, 3897408, 4064396, 4499488, 4546976, 4645024, 6096594, 6749232, 6820464, 6967536, 7693321, 7713408, 7794816, 8128792, 8998976, 9093952, 9290048, 12193188, 13498464, 13640928, 13935072, 15386642, 16257584, 17997952, 18187904, 18580096, 23079963, 24386376, 26996928, 27281856, 27870144, 30773284, 32515168, 46159926, 48772752, 53853247, 53993856, 54563712, 55740288, 61546568, 65030336, 92319852, 97545504, 107706494, 123093136, 130060672, 161559741, 184639704, 195091008, 215412988, 246186272, 323119482, 369279408, 390182016, 430825976, 492372544, 646238964, 738558816, 861651952, 984745088, 1292477928, 1477117632, 1723303904, 2584955856, 2954235264, 3446607808, 5169911712, 6893215616, 10339823424, 20679646848]

約数ペア:

[(1, 20679646848), (2, 10339823424), (3, 6893215616), (4, 5169911712), (6, 3446607808), (7, 2954235264), (8, 2584955856), (12, 1723303904), (14, 1477117632), (16, 1292477928), (21, 984745088), (24, 861651952), (28, 738558816), (32, 646238964), (42, 492372544), (48, 430825976), (53, 390182016), (56, 369279408), (64, 323119482), (84, 246186272), (96, 215412988), (106, 195091008), (112, 184639704), (128, 161559741), (159, 130060672), (168, 123093136), (192, 107706494), (212, 97545504), (224, 92319852), (318, 65030336), (336, 61546568), (371, 55740288), (379, 54563712), (383, 53993856), (384, 53853247), (424, 48772752), (448, 46159926), (636, 32515168), (672, 30773284), (742, 27870144), (758, 27281856), (766, 26996928), (848, 24386376), (896, 23079963), (1113, 18580096), (1137, 18187904), (1149, 17997952), (1272, 16257584), (1344, 15386642), (1484, 13935072), (1516, 13640928), (1532, 13498464), (1696, 12193188), (2226, 9290048), (2274, 9093952), (2298, 8998976), (2544, 8128792), (2653, 7794816), (2681, 7713408), (2688, 7693321), (2968, 6967536), (3032, 6820464), (3064, 6749232), (3392, 6096594), (4452, 4645024), (4548, 4546976), (4596, 4499488), (5088, 4064396), (5306, 3897408), (5362, 3856704), (5936, 3483768), (6064, 3410232), (6128, 3374616), (6784, 3048297), (7959, 2598272), (8043, 2571136), (8904, 2322512), (9096, 2273488), (9192, 2249744), (10176, 2032198), (10612, 1948704), (10724, 1928352), (11872, 1741884), (12128, 1705116), (12256, 1687308), (15918, 1299136), (16086, 1285568), (17808, 1161256), (18192, 1136744), (18384, 1124872), (20087, 1029504), (20299, 1018752), (20352, 1016099), (21224, 974352), (21448, 964176), (23744, 870942), (24256, 852558), (24512, 843654), (31836, 649568), (32172, 642784), (35616, 580628), (36384, 568372), (36768, 562436), (40174, 514752), (40598, 509376), (42448, 487176), (42896, 482088), (47488, 435471), (48512, 426279), (49024, 421827), (60261, 343168), (60897, 339584), (63672, 324784), (64344, 321392), (71232, 290314), (72768, 284186), (73536, 281218), (80348, 257376), (81196, 254688), (84896, 243588), (85792, 241044), (120522, 171584), (121794, 169792), (127344, 162392), (128688, 160696), (140609, 147072), (142093, 145536), (142464, 145157)]