2851121280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1027

約数の個数: 256

約数和(自身を含む): 10435138560

約数和(自身を除く): 7584017280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 307, 320, 336, 384, 420, 448, 480, 560, 614, 640, 672, 691, 840, 896, 921, 960, 1120, 1228, 1344, 1382, 1535, 1680, 1842, 1920, 2073, 2149, 2240, 2456, 2688, 2764, 3070, 3360, 3455, 3684, 4146, 4298, 4480, 4605, 4837, 4912, 5528, 6140, 6447, 6720, 6910, 7368, 8292, 8596, 9210, 9674, 9824, 10365, 10745, 11056, 12280, 12894, 13440, 13820, 14511, 14736, 16584, 17192, 18420, 19348, 19648, 20730, 21490, 22112, 24185, 24560, 25788, 27640, 29022, 29472, 32235, 33168, 34384, 36840, 38696, 39296, 41460, 42980, 44224, 48370, 49120, 51576, 55280, 58044, 58944, 64470, 66336, 68768, 72555, 73680, 77392, 82920, 85960, 88448, 96740, 98240, 103152, 110560, 116088, 117888, 128940, 132672, 137536, 145110, 147360, 154784, 165840, 171920, 193480, 196480, 206304, 212137, 221120, 232176, 257880, 265344, 275072, 290220, 294720, 309568, 331680, 343840, 386960, 412608, 424274, 442240, 464352, 515760, 580440, 589440, 619136, 636411, 663360, 687680, 773920, 825216, 848548, 928704, 1031520, 1060685, 1160880, 1272822, 1326720, 1375360, 1484959, 1547840, 1697096, 1857408, 2063040, 2121370, 2321760, 2545644, 2969918, 3095680, 3182055, 3394192, 4126080, 4242740, 4454877, 4643520, 5091288, 5939836, 6364110, 6788384, 7424795, 8485480, 8909754, 9287040, 10182576, 11879672, 12728220, 13576768, 14849590, 16970960, 17819508, 20365152, 22274385, 23759344, 25456440, 27153536, 29699180, 33941920, 35639016, 40730304, 44548770, 47518688, 50912880, 59398360, 67883840, 71278032, 81460608, 89097540, 95037376, 101825760, 118796720, 135767680, 142556064, 178195080, 190074752, 203651520, 237593440, 285112128, 356390160, 407303040, 475186880, 570224256, 712780320, 950373760, 1425560640, 2851121280]

約数ペア:

[(1, 2851121280), (2, 1425560640), (3, 950373760), (4, 712780320), (5, 570224256), (6, 475186880), (7, 407303040), (8, 356390160), (10, 285112128), (12, 237593440), (14, 203651520), (15, 190074752), (16, 178195080), (20, 142556064), (21, 135767680), (24, 118796720), (28, 101825760), (30, 95037376), (32, 89097540), (35, 81460608), (40, 71278032), (42, 67883840), (48, 59398360), (56, 50912880), (60, 47518688), (64, 44548770), (70, 40730304), (80, 35639016), (84, 33941920), (96, 29699180), (105, 27153536), (112, 25456440), (120, 23759344), (128, 22274385), (140, 20365152), (160, 17819508), (168, 16970960), (192, 14849590), (210, 13576768), (224, 12728220), (240, 11879672), (280, 10182576), (307, 9287040), (320, 8909754), (336, 8485480), (384, 7424795), (420, 6788384), (448, 6364110), (480, 5939836), (560, 5091288), (614, 4643520), (640, 4454877), (672, 4242740), (691, 4126080), (840, 3394192), (896, 3182055), (921, 3095680), (960, 2969918), (1120, 2545644), (1228, 2321760), (1344, 2121370), (1382, 2063040), (1535, 1857408), (1680, 1697096), (1842, 1547840), (1920, 1484959), (2073, 1375360), (2149, 1326720), (2240, 1272822), (2456, 1160880), (2688, 1060685), (2764, 1031520), (3070, 928704), (3360, 848548), (3455, 825216), (3684, 773920), (4146, 687680), (4298, 663360), (4480, 636411), (4605, 619136), (4837, 589440), (4912, 580440), (5528, 515760), (6140, 464352), (6447, 442240), (6720, 424274), (6910, 412608), (7368, 386960), (8292, 343840), (8596, 331680), (9210, 309568), (9674, 294720), (9824, 290220), (10365, 275072), (10745, 265344), (11056, 257880), (12280, 232176), (12894, 221120), (13440, 212137), (13820, 206304), (14511, 196480), (14736, 193480), (16584, 171920), (17192, 165840), (18420, 154784), (19348, 147360), (19648, 145110), (20730, 137536), (21490, 132672), (22112, 128940), (24185, 117888), (24560, 116088), (25788, 110560), (27640, 103152), (29022, 98240), (29472, 96740), (32235, 88448), (33168, 85960), (34384, 82920), (36840, 77392), (38696, 73680), (39296, 72555), (41460, 68768), (42980, 66336), (44224, 64470), (48370, 58944), (49120, 58044), (51576, 55280)]