260255040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 224

約数和(自身を含む): 900647424

約数和(自身を除く): 640392384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 37, 40, 48, 51, 60, 64, 68, 74, 80, 85, 96, 102, 111, 120, 136, 148, 160, 170, 185, 192, 204, 222, 240, 255, 272, 296, 320, 340, 370, 408, 431, 444, 480, 510, 544, 555, 592, 629, 680, 740, 816, 862, 888, 960, 1020, 1088, 1110, 1184, 1258, 1293, 1360, 1480, 1632, 1724, 1776, 1887, 2040, 2155, 2220, 2368, 2516, 2586, 2720, 2960, 3145, 3264, 3448, 3552, 3774, 4080, 4310, 4440, 5032, 5172, 5440, 5920, 6290, 6465, 6896, 7104, 7327, 7548, 8160, 8620, 8880, 9435, 10064, 10344, 11840, 12580, 12930, 13792, 14654, 15096, 15947, 16320, 17240, 17760, 18870, 20128, 20688, 21981, 25160, 25860, 27584, 29308, 30192, 31894, 34480, 35520, 36635, 37740, 40256, 41376, 43962, 47841, 50320, 51720, 58616, 60384, 63788, 68960, 73270, 75480, 79735, 82752, 87924, 95682, 100640, 103440, 109905, 117232, 120768, 127576, 137920, 146540, 150960, 159470, 175848, 191364, 201280, 206880, 219810, 234464, 239205, 255152, 271099, 293080, 301920, 318940, 351696, 382728, 413760, 439620, 468928, 478410, 510304, 542198, 586160, 603840, 637880, 703392, 765456, 813297, 879240, 956820, 1020608, 1084396, 1172320, 1275760, 1355495, 1406784, 1530912, 1626594, 1758480, 1913640, 2168792, 2344640, 2551520, 2710990, 3061824, 3253188, 3516960, 3827280, 4066485, 4337584, 5103040, 5421980, 6506376, 7033920, 7654560, 8132970, 8675168, 10843960, 13012752, 15309120, 16265940, 17350336, 21687920, 26025504, 32531880, 43375840, 52051008, 65063760, 86751680, 130127520, 260255040]

約数ペア:

[(1, 260255040), (2, 130127520), (3, 86751680), (4, 65063760), (5, 52051008), (6, 43375840), (8, 32531880), (10, 26025504), (12, 21687920), (15, 17350336), (16, 16265940), (17, 15309120), (20, 13012752), (24, 10843960), (30, 8675168), (32, 8132970), (34, 7654560), (37, 7033920), (40, 6506376), (48, 5421980), (51, 5103040), (60, 4337584), (64, 4066485), (68, 3827280), (74, 3516960), (80, 3253188), (85, 3061824), (96, 2710990), (102, 2551520), (111, 2344640), (120, 2168792), (136, 1913640), (148, 1758480), (160, 1626594), (170, 1530912), (185, 1406784), (192, 1355495), (204, 1275760), (222, 1172320), (240, 1084396), (255, 1020608), (272, 956820), (296, 879240), (320, 813297), (340, 765456), (370, 703392), (408, 637880), (431, 603840), (444, 586160), (480, 542198), (510, 510304), (544, 478410), (555, 468928), (592, 439620), (629, 413760), (680, 382728), (740, 351696), (816, 318940), (862, 301920), (888, 293080), (960, 271099), (1020, 255152), (1088, 239205), (1110, 234464), (1184, 219810), (1258, 206880), (1293, 201280), (1360, 191364), (1480, 175848), (1632, 159470), (1724, 150960), (1776, 146540), (1887, 137920), (2040, 127576), (2155, 120768), (2220, 117232), (2368, 109905), (2516, 103440), (2586, 100640), (2720, 95682), (2960, 87924), (3145, 82752), (3264, 79735), (3448, 75480), (3552, 73270), (3774, 68960), (4080, 63788), (4310, 60384), (4440, 58616), (5032, 51720), (5172, 50320), (5440, 47841), (5920, 43962), (6290, 41376), (6465, 40256), (6896, 37740), (7104, 36635), (7327, 35520), (7548, 34480), (8160, 31894), (8620, 30192), (8880, 29308), (9435, 27584), (10064, 25860), (10344, 25160), (11840, 21981), (12580, 20688), (12930, 20128), (13792, 18870), (14654, 17760), (15096, 17240), (15947, 16320)]