390908880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:438

約数の個数: 240

約数和(自身を含む): 1407566160

約数和(自身を除く): 1016657280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 109, 120, 136, 144, 153, 170, 180, 204, 218, 240, 255, 272, 293, 306, 327, 340, 360, 408, 436, 510, 545, 586, 612, 654, 680, 720, 765, 816, 872, 879, 981, 1020, 1090, 1172, 1224, 1308, 1360, 1465, 1530, 1635, 1744, 1758, 1853, 1962, 2040, 2180, 2344, 2448, 2616, 2637, 2930, 3060, 3270, 3516, 3706, 3924, 4080, 4360, 4395, 4688, 4905, 4981, 5232, 5274, 5559, 5860, 6120, 6540, 7032, 7412, 7848, 8720, 8790, 9265, 9810, 9962, 10548, 11118, 11720, 12240, 13080, 13185, 14064, 14824, 14943, 15696, 16677, 17580, 18530, 19620, 19924, 21096, 22236, 23440, 24905, 26160, 26370, 27795, 29648, 29886, 31937, 33354, 35160, 37060, 39240, 39848, 42192, 44472, 44829, 49810, 52740, 55590, 59772, 63874, 66708, 70320, 74120, 74715, 78480, 79696, 83385, 88944, 89658, 95811, 99620, 105480, 111180, 119544, 127748, 133416, 148240, 149430, 159685, 166770, 179316, 191622, 199240, 210960, 222360, 224145, 239088, 255496, 266832, 287433, 298860, 319370, 333540, 358632, 383244, 398480, 444720, 448290, 479055, 510992, 542929, 574866, 597720, 638740, 667080, 717264, 766488, 896580, 958110, 1085858, 1149732, 1195440, 1277480, 1334160, 1437165, 1532976, 1628787, 1793160, 1916220, 2171716, 2299464, 2554960, 2714645, 2874330, 3257574, 3586320, 3832440, 4343432, 4598928, 4886361, 5429290, 5748660, 6515148, 7664880, 8143935, 8686864, 9772722, 10858580, 11497320, 13030296, 16287870, 19545444, 21717160, 22994640, 24431805, 26060592, 32575740, 39090888, 43434320, 48863610, 65151480, 78181776, 97727220, 130302960, 195454440, 390908880]

約数ペア:

[(1, 390908880), (2, 195454440), (3, 130302960), (4, 97727220), (5, 78181776), (6, 65151480), (8, 48863610), (9, 43434320), (10, 39090888), (12, 32575740), (15, 26060592), (16, 24431805), (17, 22994640), (18, 21717160), (20, 19545444), (24, 16287870), (30, 13030296), (34, 11497320), (36, 10858580), (40, 9772722), (45, 8686864), (48, 8143935), (51, 7664880), (60, 6515148), (68, 5748660), (72, 5429290), (80, 4886361), (85, 4598928), (90, 4343432), (102, 3832440), (109, 3586320), (120, 3257574), (136, 2874330), (144, 2714645), (153, 2554960), (170, 2299464), (180, 2171716), (204, 1916220), (218, 1793160), (240, 1628787), (255, 1532976), (272, 1437165), (293, 1334160), (306, 1277480), (327, 1195440), (340, 1149732), (360, 1085858), (408, 958110), (436, 896580), (510, 766488), (545, 717264), (586, 667080), (612, 638740), (654, 597720), (680, 574866), (720, 542929), (765, 510992), (816, 479055), (872, 448290), (879, 444720), (981, 398480), (1020, 383244), (1090, 358632), (1172, 333540), (1224, 319370), (1308, 298860), (1360, 287433), (1465, 266832), (1530, 255496), (1635, 239088), (1744, 224145), (1758, 222360), (1853, 210960), (1962, 199240), (2040, 191622), (2180, 179316), (2344, 166770), (2448, 159685), (2616, 149430), (2637, 148240), (2930, 133416), (3060, 127748), (3270, 119544), (3516, 111180), (3706, 105480), (3924, 99620), (4080, 95811), (4360, 89658), (4395, 88944), (4688, 83385), (4905, 79696), (4981, 78480), (5232, 74715), (5274, 74120), (5559, 70320), (5860, 66708), (6120, 63874), (6540, 59772), (7032, 55590), (7412, 52740), (7848, 49810), (8720, 44829), (8790, 44472), (9265, 42192), (9810, 39848), (9962, 39240), (10548, 37060), (11118, 35160), (11720, 33354), (12240, 31937), (13080, 29886), (13185, 29648), (14064, 27795), (14824, 26370), (14943, 26160), (15696, 24905), (16677, 23440), (17580, 22236), (18530, 21096), (19620, 19924)]