681517440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:865

約数の個数: 192

約数和(自身を含む): 2370092400

約数和(自身を除く): 1688574960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 179, 180, 192, 240, 288, 320, 358, 360, 384, 480, 537, 576, 640, 661, 716, 720, 895, 960, 1074, 1152, 1322, 1432, 1440, 1611, 1790, 1920, 1983, 2148, 2644, 2685, 2864, 2880, 3222, 3305, 3580, 3966, 4296, 5288, 5370, 5728, 5760, 5949, 6444, 6610, 7160, 7932, 8055, 8592, 9915, 10576, 10740, 11456, 11898, 12888, 13220, 14320, 15864, 16110, 17184, 19830, 21152, 21480, 22912, 23796, 25776, 26440, 28640, 29745, 31728, 32220, 34368, 39660, 42304, 42960, 47592, 51552, 52880, 57280, 59490, 63456, 64440, 68736, 79320, 84608, 85920, 95184, 103104, 105760, 114560, 118319, 118980, 126912, 128880, 158640, 171840, 190368, 206208, 211520, 236638, 237960, 253824, 257760, 317280, 343680, 354957, 380736, 423040, 473276, 475920, 515520, 591595, 634560, 709914, 761472, 946552, 951840, 1031040, 1064871, 1183190, 1269120, 1419828, 1774785, 1893104, 1903680, 2129742, 2366380, 2839656, 3549570, 3786208, 3807360, 4259484, 4732760, 5324355, 5679312, 7099140, 7572416, 8518968, 9465520, 10648710, 11358624, 14198280, 15144832, 17037936, 18931040, 21297420, 22717248, 28396560, 34075872, 37862080, 42594840, 45434496, 56793120, 68151744, 75724160, 85189680, 113586240, 136303488, 170379360, 227172480, 340758720, 681517440]

約数ペア:

[(1, 681517440), (2, 340758720), (3, 227172480), (4, 170379360), (5, 136303488), (6, 113586240), (8, 85189680), (9, 75724160), (10, 68151744), (12, 56793120), (15, 45434496), (16, 42594840), (18, 37862080), (20, 34075872), (24, 28396560), (30, 22717248), (32, 21297420), (36, 18931040), (40, 17037936), (45, 15144832), (48, 14198280), (60, 11358624), (64, 10648710), (72, 9465520), (80, 8518968), (90, 7572416), (96, 7099140), (120, 5679312), (128, 5324355), (144, 4732760), (160, 4259484), (179, 3807360), (180, 3786208), (192, 3549570), (240, 2839656), (288, 2366380), (320, 2129742), (358, 1903680), (360, 1893104), (384, 1774785), (480, 1419828), (537, 1269120), (576, 1183190), (640, 1064871), (661, 1031040), (716, 951840), (720, 946552), (895, 761472), (960, 709914), (1074, 634560), (1152, 591595), (1322, 515520), (1432, 475920), (1440, 473276), (1611, 423040), (1790, 380736), (1920, 354957), (1983, 343680), (2148, 317280), (2644, 257760), (2685, 253824), (2864, 237960), (2880, 236638), (3222, 211520), (3305, 206208), (3580, 190368), (3966, 171840), (4296, 158640), (5288, 128880), (5370, 126912), (5728, 118980), (5760, 118319), (5949, 114560), (6444, 105760), (6610, 103104), (7160, 95184), (7932, 85920), (8055, 84608), (8592, 79320), (9915, 68736), (10576, 64440), (10740, 63456), (11456, 59490), (11898, 57280), (12888, 52880), (13220, 51552), (14320, 47592), (15864, 42960), (16110, 42304), (17184, 39660), (19830, 34368), (21152, 32220), (21480, 31728), (22912, 29745), (23796, 28640), (25776, 26440)]