513390640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 1498698720

約数和(自身を除く): 985308080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 61, 70, 76, 80, 95, 98, 112, 113, 122, 133, 140, 152, 190, 196, 226, 244, 245, 266, 280, 304, 305, 380, 392, 427, 452, 488, 490, 532, 560, 565, 610, 665, 760, 784, 791, 854, 904, 931, 976, 980, 1064, 1130, 1159, 1220, 1330, 1520, 1582, 1708, 1808, 1862, 1960, 2128, 2135, 2147, 2260, 2318, 2440, 2660, 2989, 3164, 3416, 3724, 3920, 3955, 4270, 4294, 4520, 4636, 4655, 4880, 5320, 5537, 5795, 5978, 6328, 6832, 6893, 7448, 7910, 8113, 8540, 8588, 9040, 9272, 9310, 10640, 10735, 11074, 11590, 11956, 12656, 13786, 14896, 14945, 15029, 15820, 16226, 17080, 17176, 18544, 18620, 21470, 22148, 23180, 23912, 27572, 27685, 29890, 30058, 31640, 32452, 34160, 34352, 34465, 37240, 40565, 42940, 44296, 46360, 47824, 48251, 55144, 55370, 56791, 59780, 60116, 63280, 64904, 68930, 74480, 75145, 81130, 85880, 88592, 92720, 96502, 105203, 110288, 110740, 113582, 119560, 120232, 129808, 130967, 137860, 150290, 162260, 171760, 193004, 210406, 221480, 227164, 239120, 240464, 241255, 261934, 275720, 283955, 300580, 324520, 337757, 386008, 420812, 442960, 454328, 482510, 523868, 526015, 551440, 567910, 601160, 649040, 654835, 675514, 772016, 841624, 908656, 916769, 965020, 1047736, 1052030, 1135820, 1202320, 1309670, 1351028, 1683248, 1688785, 1833538, 1930040, 2095472, 2104060, 2271640, 2619340, 2702056, 3377570, 3667076, 3860080, 4208120, 4543280, 4583845, 5238680, 5404112, 6417383, 6755140, 7334152, 8416240, 9167690, 10477360, 12834766, 13510280, 14668304, 18335380, 25669532, 27020560, 32086915, 36670760, 51339064, 64173830, 73341520, 102678128, 128347660, 256695320, 513390640]

約数ペア:

[(1, 513390640), (2, 256695320), (4, 128347660), (5, 102678128), (7, 73341520), (8, 64173830), (10, 51339064), (14, 36670760), (16, 32086915), (19, 27020560), (20, 25669532), (28, 18335380), (35, 14668304), (38, 13510280), (40, 12834766), (49, 10477360), (56, 9167690), (61, 8416240), (70, 7334152), (76, 6755140), (80, 6417383), (95, 5404112), (98, 5238680), (112, 4583845), (113, 4543280), (122, 4208120), (133, 3860080), (140, 3667076), (152, 3377570), (190, 2702056), (196, 2619340), (226, 2271640), (244, 2104060), (245, 2095472), (266, 1930040), (280, 1833538), (304, 1688785), (305, 1683248), (380, 1351028), (392, 1309670), (427, 1202320), (452, 1135820), (488, 1052030), (490, 1047736), (532, 965020), (560, 916769), (565, 908656), (610, 841624), (665, 772016), (760, 675514), (784, 654835), (791, 649040), (854, 601160), (904, 567910), (931, 551440), (976, 526015), (980, 523868), (1064, 482510), (1130, 454328), (1159, 442960), (1220, 420812), (1330, 386008), (1520, 337757), (1582, 324520), (1708, 300580), (1808, 283955), (1862, 275720), (1960, 261934), (2128, 241255), (2135, 240464), (2147, 239120), (2260, 227164), (2318, 221480), (2440, 210406), (2660, 193004), (2989, 171760), (3164, 162260), (3416, 150290), (3724, 137860), (3920, 130967), (3955, 129808), (4270, 120232), (4294, 119560), (4520, 113582), (4636, 110740), (4655, 110288), (4880, 105203), (5320, 96502), (5537, 92720), (5795, 88592), (5978, 85880), (6328, 81130), (6832, 75145), (6893, 74480), (7448, 68930), (7910, 64904), (8113, 63280), (8540, 60116), (8588, 59780), (9040, 56791), (9272, 55370), (9310, 55144), (10640, 48251), (10735, 47824), (11074, 46360), (11590, 44296), (11956, 42940), (12656, 40565), (13786, 37240), (14896, 34465), (14945, 34352), (15029, 34160), (15820, 32452), (16226, 31640), (17080, 30058), (17176, 29890), (18544, 27685), (18620, 27572), (21470, 23912), (22148, 23180)]