138808320

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{1291}}^1$

素因数の和:1326

約数の個数: 176

約数和(自身を含む): 507787008

約数和(自身を除く): 368978688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1291, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2582, 2688, 3072, 3360, 3584, 3840, 3873, 4480, 5120, 5164, 5376, 6455, 6720, 7168, 7680, 7746, 8960, 9037, 10328, 10752, 12910, 13440, 15360, 15492, 17920, 18074, 19365, 20656, 21504, 25820, 26880, 27111, 30984, 35840, 36148, 38730, 41312, 45185, 51640, 53760, 54222, 61968, 72296, 77460, 82624, 90370, 103280, 107520, 108444, 123936, 135555, 144592, 154920, 165248, 180740, 206560, 216888, 247872, 271110, 289184, 309840, 330496, 361480, 413120, 433776, 495744, 542220, 578368, 619680, 660992, 722960, 826240, 867552, 991488, 1084440, 1156736, 1239360, 1321984, 1445920, 1652480, 1735104, 1982976, 2168880, 2313472, 2478720, 2891840, 3304960, 3470208, 3965952, 4337760, 4626944, 4957440, 5783680, 6609920, 6940416, 8675520, 9253888, 9914880, 11567360, 13880832, 17351040, 19829760, 23134720, 27761664, 34702080, 46269440, 69404160, 138808320]

約数ペア:

[(1, 138808320), (2, 69404160), (3, 46269440), (4, 34702080), (5, 27761664), (6, 23134720), (7, 19829760), (8, 17351040), (10, 13880832), (12, 11567360), (14, 9914880), (15, 9253888), (16, 8675520), (20, 6940416), (21, 6609920), (24, 5783680), (28, 4957440), (30, 4626944), (32, 4337760), (35, 3965952), (40, 3470208), (42, 3304960), (48, 2891840), (56, 2478720), (60, 2313472), (64, 2168880), (70, 1982976), (80, 1735104), (84, 1652480), (96, 1445920), (105, 1321984), (112, 1239360), (120, 1156736), (128, 1084440), (140, 991488), (160, 867552), (168, 826240), (192, 722960), (210, 660992), (224, 619680), (240, 578368), (256, 542220), (280, 495744), (320, 433776), (336, 413120), (384, 361480), (420, 330496), (448, 309840), (480, 289184), (512, 271110), (560, 247872), (640, 216888), (672, 206560), (768, 180740), (840, 165248), (896, 154920), (960, 144592), (1024, 135555), (1120, 123936), (1280, 108444), (1291, 107520), (1344, 103280), (1536, 90370), (1680, 82624), (1792, 77460), (1920, 72296), (2240, 61968), (2560, 54222), (2582, 53760), (2688, 51640), (3072, 45185), (3360, 41312), (3584, 38730), (3840, 36148), (3873, 35840), (4480, 30984), (5120, 27111), (5164, 26880), (5376, 25820), (6455, 21504), (6720, 20656), (7168, 19365), (7680, 18074), (7746, 17920), (8960, 15492), (9037, 15360), (10328, 13440), (10752, 12910)]