128579061520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{2053}}^1$

素因数の和:3322

約数の個数: 240

約数和(自身を含む): 374991467760

約数和(自身を除く): 246412406240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1229, 1274, 1456, 1820, 1960, 2053, 2458, 2548, 3185, 3640, 3920, 4106, 4916, 5096, 6145, 6370, 7280, 8212, 8603, 9832, 10192, 10265, 12290, 12740, 14371, 15977, 16424, 17206, 19664, 20530, 24580, 25480, 26689, 28742, 31954, 32848, 34412, 41060, 43015, 49160, 50960, 53378, 57484, 60221, 63908, 68824, 71855, 79885, 82120, 86030, 98320, 100597, 106756, 111839, 114968, 120442, 127816, 133445, 137648, 143710, 159770, 164240, 172060, 186823, 201194, 213512, 223678, 229936, 240884, 255632, 266890, 287420, 301105, 319540, 344120, 373646, 402388, 427024, 447356, 481768, 502985, 533780, 559195, 574840, 602210, 639080, 688240, 747292, 782873, 804776, 894712, 934115, 963536, 1005970, 1067560, 1118390, 1149680, 1204420, 1278160, 1307761, 1494584, 1565746, 1609552, 1789424, 1868230, 2011940, 2135120, 2236780, 2408840, 2523137, 2615522, 2989168, 3131492, 3736460, 3914365, 4023880, 4473560, 4817680, 5046274, 5231044, 6262984, 6538805, 7472920, 7828730, 8047760, 8947120, 10092548, 10462088, 12525968, 12615685, 13077610, 14945840, 15657460, 17661959, 20185096, 20924176, 25231370, 26155220, 31314920, 32800781, 35323918, 40370192, 50462740, 52310440, 62629840, 65601562, 70647836, 88309795, 100925480, 104620880, 123633713, 131203124, 141295672, 164003905, 176619590, 201850960, 229605467, 247267426, 262406248, 282591344, 328007810, 353239180, 459210934, 494534852, 524812496, 618168565, 656015620, 706478360, 918421868, 989069704, 1148027335, 1236337130, 1312031240, 1412956720, 1607238269, 1836843736, 1978139408, 2296054670, 2472674260, 2624062480, 3214476538, 3673687472, 4592109340, 4945348520, 6428953076, 8036191345, 9184218680, 9890697040, 12857906152, 16072382690, 18368437360, 25715812304, 32144765380, 64289530760, 128579061520]

約数ペア:

[(1, 128579061520), (2, 64289530760), (4, 32144765380), (5, 25715812304), (7, 18368437360), (8, 16072382690), (10, 12857906152), (13, 9890697040), (14, 9184218680), (16, 8036191345), (20, 6428953076), (26, 4945348520), (28, 4592109340), (35, 3673687472), (40, 3214476538), (49, 2624062480), (52, 2472674260), (56, 2296054670), (65, 1978139408), (70, 1836843736), (80, 1607238269), (91, 1412956720), (98, 1312031240), (104, 1236337130), (112, 1148027335), (130, 989069704), (140, 918421868), (182, 706478360), (196, 656015620), (208, 618168565), (245, 524812496), (260, 494534852), (280, 459210934), (364, 353239180), (392, 328007810), (455, 282591344), (490, 262406248), (520, 247267426), (560, 229605467), (637, 201850960), (728, 176619590), (784, 164003905), (910, 141295672), (980, 131203124), (1040, 123633713), (1229, 104620880), (1274, 100925480), (1456, 88309795), (1820, 70647836), (1960, 65601562), (2053, 62629840), (2458, 52310440), (2548, 50462740), (3185, 40370192), (3640, 35323918), (3920, 32800781), (4106, 31314920), (4916, 26155220), (5096, 25231370), (6145, 20924176), (6370, 20185096), (7280, 17661959), (8212, 15657460), (8603, 14945840), (9832, 13077610), (10192, 12615685), (10265, 12525968), (12290, 10462088), (12740, 10092548), (14371, 8947120), (15977, 8047760), (16424, 7828730), (17206, 7472920), (19664, 6538805), (20530, 6262984), (24580, 5231044), (25480, 5046274), (26689, 4817680), (28742, 4473560), (31954, 4023880), (32848, 3914365), (34412, 3736460), (41060, 3131492), (43015, 2989168), (49160, 2615522), (50960, 2523137), (53378, 2408840), (57484, 2236780), (60221, 2135120), (63908, 2011940), (68824, 1868230), (71855, 1789424), (79885, 1609552), (82120, 1565746), (86030, 1494584), (98320, 1307761), (100597, 1278160), (106756, 1204420), (111839, 1149680), (114968, 1118390), (120442, 1067560), (127816, 1005970), (133445, 963536), (137648, 934115), (143710, 894712), (159770, 804776), (164240, 782873), (172060, 747292), (186823, 688240), (201194, 639080), (213512, 602210), (223678, 574840), (229936, 559195), (240884, 533780), (255632, 502985), (266890, 481768), (287420, 447356), (301105, 427024), (319540, 402388), (344120, 373646)]