7285679280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31721}}^1$

素因数の和:31780

約数の個数: 240

約数和(自身を含む): 27613366560

約数和(自身を除く): 20327687280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 99, 110, 116, 120, 132, 144, 145, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 290, 319, 330, 348, 360, 396, 435, 440, 464, 495, 522, 528, 580, 638, 660, 696, 720, 792, 870, 880, 957, 990, 1044, 1160, 1276, 1305, 1320, 1392, 1584, 1595, 1740, 1914, 1980, 2088, 2320, 2552, 2610, 2640, 2871, 3190, 3480, 3828, 3960, 4176, 4785, 5104, 5220, 5742, 6380, 6960, 7656, 7920, 9570, 10440, 11484, 12760, 14355, 15312, 19140, 20880, 22968, 25520, 28710, 31721, 38280, 45936, 57420, 63442, 76560, 95163, 114840, 126884, 158605, 190326, 229680, 253768, 285489, 317210, 348931, 380652, 475815, 507536, 570978, 634420, 697862, 761304, 919909, 951630, 1046793, 1141956, 1268840, 1395724, 1427445, 1522608, 1744655, 1839818, 1903260, 2093586, 2283912, 2537680, 2759727, 2791448, 2854890, 3140379, 3489310, 3679636, 3806520, 4187172, 4567824, 4599545, 5233965, 5519454, 5582896, 5709780, 6280758, 6978620, 7359272, 7613040, 8279181, 8374344, 9199090, 10118999, 10467930, 11038908, 11419560, 12561516, 13798635, 13957240, 14718544, 15701895, 16558362, 16748688, 18398180, 20237998, 20935860, 22077816, 22839120, 25123032, 27597270, 27914480, 30356997, 31403790, 33116724, 36796360, 40475996, 41395905, 41871720, 44155632, 50246064, 50594995, 55194540, 60713994, 62807580, 66233448, 73592720, 80951992, 82791810, 83743440, 91070991, 101189990, 110389080, 121427988, 125615160, 132466896, 151784985, 161903984, 165583620, 182141982, 202379980, 220778160, 242855976, 251230320, 303569970, 331167240, 364283964, 404759960, 455354955, 485711952, 607139940, 662334480, 728567928, 809519920, 910709910, 1214279880, 1457135856, 1821419820, 2428559760, 3642839640, 7285679280]

約数ペア:

[(1, 7285679280), (2, 3642839640), (3, 2428559760), (4, 1821419820), (5, 1457135856), (6, 1214279880), (8, 910709910), (9, 809519920), (10, 728567928), (11, 662334480), (12, 607139940), (15, 485711952), (16, 455354955), (18, 404759960), (20, 364283964), (22, 331167240), (24, 303569970), (29, 251230320), (30, 242855976), (33, 220778160), (36, 202379980), (40, 182141982), (44, 165583620), (45, 161903984), (48, 151784985), (55, 132466896), (58, 125615160), (60, 121427988), (66, 110389080), (72, 101189990), (80, 91070991), (87, 83743440), (88, 82791810), (90, 80951992), (99, 73592720), (110, 66233448), (116, 62807580), (120, 60713994), (132, 55194540), (144, 50594995), (145, 50246064), (165, 44155632), (174, 41871720), (176, 41395905), (180, 40475996), (198, 36796360), (220, 33116724), (232, 31403790), (240, 30356997), (261, 27914480), (264, 27597270), (290, 25123032), (319, 22839120), (330, 22077816), (348, 20935860), (360, 20237998), (396, 18398180), (435, 16748688), (440, 16558362), (464, 15701895), (495, 14718544), (522, 13957240), (528, 13798635), (580, 12561516), (638, 11419560), (660, 11038908), (696, 10467930), (720, 10118999), (792, 9199090), (870, 8374344), (880, 8279181), (957, 7613040), (990, 7359272), (1044, 6978620), (1160, 6280758), (1276, 5709780), (1305, 5582896), (1320, 5519454), (1392, 5233965), (1584, 4599545), (1595, 4567824), (1740, 4187172), (1914, 3806520), (1980, 3679636), (2088, 3489310), (2320, 3140379), (2552, 2854890), (2610, 2791448), (2640, 2759727), (2871, 2537680), (3190, 2283912), (3480, 2093586), (3828, 1903260), (3960, 1839818), (4176, 1744655), (4785, 1522608), (5104, 1427445), (5220, 1395724), (5742, 1268840), (6380, 1141956), (6960, 1046793), (7656, 951630), (7920, 919909), (9570, 761304), (10440, 697862), (11484, 634420), (12760, 570978), (14355, 507536), (15312, 475815), (19140, 380652), (20880, 348931), (22968, 317210), (25520, 285489), (28710, 253768), (31721, 229680), (38280, 190326), (45936, 158605), (57420, 126884), (63442, 114840), (76560, 95163)]