639731520

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 336

約数和(自身を含む): 2407554240

約数和(自身を除く): 1767822720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 243, 270, 285, 288, 304, 320, 324, 342, 360, 380, 405, 432, 433, 456, 480, 486, 513, 540, 570, 576, 608, 648, 684, 720, 760, 810, 855, 864, 866, 912, 960, 972, 1026, 1080, 1140, 1215, 1216, 1296, 1299, 1368, 1440, 1520, 1539, 1620, 1710, 1728, 1732, 1824, 1944, 2052, 2160, 2165, 2280, 2430, 2565, 2592, 2598, 2736, 2880, 3040, 3078, 3240, 3420, 3464, 3648, 3888, 3897, 4104, 4320, 4330, 4560, 4617, 4860, 5130, 5184, 5196, 5472, 6080, 6156, 6480, 6495, 6840, 6928, 7695, 7776, 7794, 8208, 8227, 8640, 8660, 9120, 9234, 9720, 10260, 10392, 10944, 11691, 12312, 12960, 12990, 13680, 13856, 15390, 15552, 15588, 16416, 16454, 17320, 18240, 18468, 19440, 19485, 20520, 20784, 23085, 23382, 24624, 24681, 25920, 25980, 27360, 27712, 30780, 31176, 32832, 32908, 34640, 35073, 36936, 38880, 38970, 41040, 41135, 41568, 46170, 46764, 49248, 49362, 51960, 54720, 58455, 61560, 62352, 65816, 69280, 70146, 73872, 74043, 77760, 77940, 82080, 82270, 83136, 92340, 93528, 98496, 98724, 103920, 105219, 116910, 123120, 123405, 124704, 131632, 138560, 140292, 147744, 148086, 155880, 164160, 164540, 175365, 184680, 187056, 197448, 207840, 210438, 222129, 233820, 246240, 246810, 249408, 263264, 280584, 295488, 296172, 311760, 329080, 350730, 369360, 370215, 374112, 394896, 415680, 420876, 444258, 467640, 492480, 493620, 526095, 526528, 561168, 592344, 623520, 658160, 666387, 701460, 738720, 740430, 748224, 789792, 841752, 888516, 935280, 987240, 1052190, 1110645, 1122336, 1184688, 1247040, 1316320, 1332774, 1402920, 1477440, 1480860, 1579584, 1683504, 1777032, 1870560, 1974480, 1999161, 2104380, 2221290, 2244672, 2369376, 2632640, 2665548, 2805840, 2961720, 3331935, 3367008, 3554064, 3741120, 3948960, 3998322, 4208760, 4442580, 4738752, 5331096, 5611680, 5923440, 6663870, 6734016, 7108128, 7897920, 7996644, 8417520, 8885160, 9995805, 10662192, 11223360, 11846880, 13327740, 14216256, 15993288, 16835040, 17770320, 19991610, 21324384, 23693760, 26655480, 31986576, 33670080, 35540640, 39983220, 42648768, 53310960, 63973152, 71081280, 79966440, 106621920, 127946304, 159932880, 213243840, 319865760, 639731520]

約数ペア:

[(1, 639731520), (2, 319865760), (3, 213243840), (4, 159932880), (5, 127946304), (6, 106621920), (8, 79966440), (9, 71081280), (10, 63973152), (12, 53310960), (15, 42648768), (16, 39983220), (18, 35540640), (19, 33670080), (20, 31986576), (24, 26655480), (27, 23693760), (30, 21324384), (32, 19991610), (36, 17770320), (38, 16835040), (40, 15993288), (45, 14216256), (48, 13327740), (54, 11846880), (57, 11223360), (60, 10662192), (64, 9995805), (72, 8885160), (76, 8417520), (80, 7996644), (81, 7897920), (90, 7108128), (95, 6734016), (96, 6663870), (108, 5923440), (114, 5611680), (120, 5331096), (135, 4738752), (144, 4442580), (152, 4208760), (160, 3998322), (162, 3948960), (171, 3741120), (180, 3554064), (190, 3367008), (192, 3331935), (216, 2961720), (228, 2805840), (240, 2665548), (243, 2632640), (270, 2369376), (285, 2244672), (288, 2221290), (304, 2104380), (320, 1999161), (324, 1974480), (342, 1870560), (360, 1777032), (380, 1683504), (405, 1579584), (432, 1480860), (433, 1477440), (456, 1402920), (480, 1332774), (486, 1316320), (513, 1247040), (540, 1184688), (570, 1122336), (576, 1110645), (608, 1052190), (648, 987240), (684, 935280), (720, 888516), (760, 841752), (810, 789792), (855, 748224), (864, 740430), (866, 738720), (912, 701460), (960, 666387), (972, 658160), (1026, 623520), (1080, 592344), (1140, 561168), (1215, 526528), (1216, 526095), (1296, 493620), (1299, 492480), (1368, 467640), (1440, 444258), (1520, 420876), (1539, 415680), (1620, 394896), (1710, 374112), (1728, 370215), (1732, 369360), (1824, 350730), (1944, 329080), (2052, 311760), (2160, 296172), (2165, 295488), (2280, 280584), (2430, 263264), (2565, 249408), (2592, 246810), (2598, 246240), (2736, 233820), (2880, 222129), (3040, 210438), (3078, 207840), (3240, 197448), (3420, 187056), (3464, 184680), (3648, 175365), (3888, 164540), (3897, 164160), (4104, 155880), (4320, 148086), (4330, 147744), (4560, 140292), (4617, 138560), (4860, 131632), (5130, 124704), (5184, 123405), (5196, 123120), (5472, 116910), (6080, 105219), (6156, 103920), (6480, 98724), (6495, 98496), (6840, 93528), (6928, 92340), (7695, 83136), (7776, 82270), (7794, 82080), (8208, 77940), (8227, 77760), (8640, 74043), (8660, 73872), (9120, 70146), (9234, 69280), (9720, 65816), (10260, 62352), (10392, 61560), (10944, 58455), (11691, 54720), (12312, 51960), (12960, 49362), (12990, 49248), (13680, 46764), (13856, 46170), (15390, 41568), (15552, 41135), (15588, 41040), (16416, 38970), (16454, 38880), (17320, 36936), (18240, 35073), (18468, 34640), (19440, 32908), (19485, 32832), (20520, 31176), (20784, 30780), (23085, 27712), (23382, 27360), (24624, 25980), (24681, 25920)]