638143440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 320

約数和(自身を含む): 2279854080

約数和(自身を除く): 1641710640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 47, 48, 55, 60, 66, 74, 80, 88, 94, 110, 111, 120, 132, 139, 141, 148, 165, 176, 185, 188, 220, 222, 235, 240, 264, 278, 282, 296, 330, 370, 376, 407, 417, 440, 444, 470, 517, 528, 555, 556, 564, 592, 660, 695, 705, 740, 752, 814, 834, 880, 888, 940, 1034, 1110, 1112, 1128, 1221, 1320, 1390, 1410, 1480, 1529, 1551, 1628, 1668, 1739, 1776, 1880, 2035, 2068, 2085, 2220, 2224, 2256, 2442, 2585, 2640, 2780, 2820, 2960, 3058, 3102, 3256, 3336, 3478, 3760, 4070, 4136, 4170, 4440, 4587, 4884, 5143, 5170, 5217, 5560, 5640, 6105, 6116, 6204, 6512, 6533, 6672, 6956, 7645, 7755, 8140, 8272, 8340, 8695, 8880, 9174, 9768, 10286, 10340, 10434, 11120, 11280, 12210, 12232, 12408, 13066, 13912, 15290, 15429, 15510, 16280, 16680, 17390, 18348, 19129, 19536, 19599, 20572, 20680, 20868, 22935, 24420, 24464, 24816, 25715, 26085, 26132, 27824, 30580, 30858, 31020, 32560, 32665, 33360, 34780, 36696, 38258, 39198, 41144, 41360, 41736, 45870, 48840, 51430, 52170, 52264, 56573, 57387, 61160, 61716, 62040, 65330, 69560, 71863, 73392, 76516, 77145, 78396, 82288, 83472, 91740, 95645, 97680, 97995, 102860, 104340, 104528, 113146, 114774, 122320, 123432, 124080, 130660, 139120, 143726, 153032, 154290, 156792, 169719, 183480, 191290, 195990, 205720, 208680, 215589, 226292, 229548, 241721, 246864, 261320, 282865, 286935, 287452, 306064, 308580, 313584, 339438, 359315, 366960, 382580, 391980, 411440, 417360, 431178, 452584, 459096, 483442, 522640, 565730, 573870, 574904, 617160, 678876, 718630, 725163, 765160, 783960, 848595, 862356, 905168, 918192, 966884, 1077945, 1131460, 1147740, 1149808, 1208605, 1234320, 1357752, 1437260, 1450326, 1530320, 1567920, 1697190, 1724712, 1933768, 2155890, 2262920, 2295480, 2417210, 2658931, 2715504, 2874520, 2900652, 3394380, 3449424, 3625815, 3867536, 4311780, 4525840, 4590960, 4834420, 5317862, 5749040, 5801304, 6788760, 7251630, 7976793, 8623560, 9668840, 10635724, 11602608, 13294655, 13577520, 14503260, 15953586, 17247120, 19337680, 21271448, 26589310, 29006520, 31907172, 39883965, 42542896, 53178620, 58013040, 63814344, 79767930, 106357240, 127628688, 159535860, 212714480, 319071720, 638143440]

約数ペア:

[(1, 638143440), (2, 319071720), (3, 212714480), (4, 159535860), (5, 127628688), (6, 106357240), (8, 79767930), (10, 63814344), (11, 58013040), (12, 53178620), (15, 42542896), (16, 39883965), (20, 31907172), (22, 29006520), (24, 26589310), (30, 21271448), (33, 19337680), (37, 17247120), (40, 15953586), (44, 14503260), (47, 13577520), (48, 13294655), (55, 11602608), (60, 10635724), (66, 9668840), (74, 8623560), (80, 7976793), (88, 7251630), (94, 6788760), (110, 5801304), (111, 5749040), (120, 5317862), (132, 4834420), (139, 4590960), (141, 4525840), (148, 4311780), (165, 3867536), (176, 3625815), (185, 3449424), (188, 3394380), (220, 2900652), (222, 2874520), (235, 2715504), (240, 2658931), (264, 2417210), (278, 2295480), (282, 2262920), (296, 2155890), (330, 1933768), (370, 1724712), (376, 1697190), (407, 1567920), (417, 1530320), (440, 1450326), (444, 1437260), (470, 1357752), (517, 1234320), (528, 1208605), (555, 1149808), (556, 1147740), (564, 1131460), (592, 1077945), (660, 966884), (695, 918192), (705, 905168), (740, 862356), (752, 848595), (814, 783960), (834, 765160), (880, 725163), (888, 718630), (940, 678876), (1034, 617160), (1110, 574904), (1112, 573870), (1128, 565730), (1221, 522640), (1320, 483442), (1390, 459096), (1410, 452584), (1480, 431178), (1529, 417360), (1551, 411440), (1628, 391980), (1668, 382580), (1739, 366960), (1776, 359315), (1880, 339438), (2035, 313584), (2068, 308580), (2085, 306064), (2220, 287452), (2224, 286935), (2256, 282865), (2442, 261320), (2585, 246864), (2640, 241721), (2780, 229548), (2820, 226292), (2960, 215589), (3058, 208680), (3102, 205720), (3256, 195990), (3336, 191290), (3478, 183480), (3760, 169719), (4070, 156792), (4136, 154290), (4170, 153032), (4440, 143726), (4587, 139120), (4884, 130660), (5143, 124080), (5170, 123432), (5217, 122320), (5560, 114774), (5640, 113146), (6105, 104528), (6116, 104340), (6204, 102860), (6512, 97995), (6533, 97680), (6672, 95645), (6956, 91740), (7645, 83472), (7755, 82288), (8140, 78396), (8272, 77145), (8340, 76516), (8695, 73392), (8880, 71863), (9174, 69560), (9768, 65330), (10286, 62040), (10340, 61716), (10434, 61160), (11120, 57387), (11280, 56573), (12210, 52264), (12232, 52170), (12408, 51430), (13066, 48840), (13912, 45870), (15290, 41736), (15429, 41360), (15510, 41144), (16280, 39198), (16680, 38258), (17390, 36696), (18348, 34780), (19129, 33360), (19536, 32665), (19599, 32560), (20572, 31020), (20680, 30858), (20868, 30580), (22935, 27824), (24420, 26132), (24464, 26085), (24816, 25715)]