557461520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:494

約数の個数: 240

約数和(自身を含む): 1717806720

約数和(自身を除く): 1160345200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 121, 133, 140, 152, 154, 176, 190, 209, 220, 242, 266, 280, 304, 308, 380, 385, 418, 433, 440, 484, 532, 560, 605, 616, 665, 760, 770, 836, 847, 866, 880, 968, 1045, 1064, 1210, 1232, 1330, 1463, 1520, 1540, 1672, 1694, 1732, 1936, 2090, 2128, 2165, 2299, 2420, 2660, 2926, 3031, 3080, 3344, 3388, 3464, 4180, 4235, 4330, 4598, 4763, 4840, 5320, 5852, 6062, 6160, 6776, 6928, 7315, 8227, 8360, 8470, 8660, 9196, 9526, 9680, 10640, 11495, 11704, 12124, 13552, 14630, 15155, 16093, 16454, 16720, 16940, 17320, 18392, 19052, 22990, 23408, 23815, 24248, 29260, 30310, 32186, 32908, 33341, 33880, 34640, 36784, 38104, 41135, 45980, 47630, 48496, 52393, 57589, 58520, 60620, 64372, 65816, 66682, 67760, 76208, 80465, 82270, 90497, 91960, 95260, 104786, 115178, 117040, 121240, 128744, 131632, 133364, 160930, 164540, 166705, 180994, 183920, 190520, 209572, 230356, 242480, 257488, 261965, 266728, 287945, 321860, 329080, 333410, 361988, 366751, 381040, 419144, 452485, 460712, 523930, 533456, 575890, 633479, 643720, 658160, 666820, 723976, 733502, 838288, 904970, 921424, 995467, 1047860, 1151780, 1266958, 1287440, 1333640, 1447952, 1467004, 1809940, 1833755, 1990934, 2095720, 2303560, 2533916, 2667280, 2934008, 3167395, 3619880, 3667510, 3981868, 4191440, 4607120, 4977335, 5067832, 5868016, 6334790, 6968269, 7239760, 7335020, 7963736, 9954670, 10135664, 12669580, 13936538, 14670040, 15927472, 19909340, 25339160, 27873076, 29340080, 34841345, 39818680, 50678320, 55746152, 69682690, 79637360, 111492304, 139365380, 278730760, 557461520]

約数ペア:

[(1, 557461520), (2, 278730760), (4, 139365380), (5, 111492304), (7, 79637360), (8, 69682690), (10, 55746152), (11, 50678320), (14, 39818680), (16, 34841345), (19, 29340080), (20, 27873076), (22, 25339160), (28, 19909340), (35, 15927472), (38, 14670040), (40, 13936538), (44, 12669580), (55, 10135664), (56, 9954670), (70, 7963736), (76, 7335020), (77, 7239760), (80, 6968269), (88, 6334790), (95, 5868016), (110, 5067832), (112, 4977335), (121, 4607120), (133, 4191440), (140, 3981868), (152, 3667510), (154, 3619880), (176, 3167395), (190, 2934008), (209, 2667280), (220, 2533916), (242, 2303560), (266, 2095720), (280, 1990934), (304, 1833755), (308, 1809940), (380, 1467004), (385, 1447952), (418, 1333640), (433, 1287440), (440, 1266958), (484, 1151780), (532, 1047860), (560, 995467), (605, 921424), (616, 904970), (665, 838288), (760, 733502), (770, 723976), (836, 666820), (847, 658160), (866, 643720), (880, 633479), (968, 575890), (1045, 533456), (1064, 523930), (1210, 460712), (1232, 452485), (1330, 419144), (1463, 381040), (1520, 366751), (1540, 361988), (1672, 333410), (1694, 329080), (1732, 321860), (1936, 287945), (2090, 266728), (2128, 261965), (2165, 257488), (2299, 242480), (2420, 230356), (2660, 209572), (2926, 190520), (3031, 183920), (3080, 180994), (3344, 166705), (3388, 164540), (3464, 160930), (4180, 133364), (4235, 131632), (4330, 128744), (4598, 121240), (4763, 117040), (4840, 115178), (5320, 104786), (5852, 95260), (6062, 91960), (6160, 90497), (6776, 82270), (6928, 80465), (7315, 76208), (8227, 67760), (8360, 66682), (8470, 65816), (8660, 64372), (9196, 60620), (9526, 58520), (9680, 57589), (10640, 52393), (11495, 48496), (11704, 47630), (12124, 45980), (13552, 41135), (14630, 38104), (15155, 36784), (16093, 34640), (16454, 33880), (16720, 33341), (16940, 32908), (17320, 32186), (18392, 30310), (19052, 29260), (22990, 24248), (23408, 23815)]