1302654720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{353}}^1$

素因数の和:439

約数の個数: 216

約数和(自身を含む): 4311065808

約数和(自身を除く): 3008411088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 353, 372, 384, 465, 480, 496, 620, 640, 706, 744, 768, 930, 960, 961, 992, 1059, 1240, 1280, 1412, 1488, 1765, 1860, 1920, 1922, 1984, 2118, 2480, 2824, 2883, 2976, 3530, 3720, 3840, 3844, 3968, 4236, 4805, 4960, 5295, 5648, 5766, 5952, 7060, 7440, 7688, 7936, 8472, 9610, 9920, 10590, 10943, 11296, 11532, 11904, 14120, 14415, 14880, 15376, 16944, 19220, 19840, 21180, 21886, 22592, 23064, 23808, 28240, 28830, 29760, 30752, 32829, 33888, 38440, 39680, 42360, 43772, 45184, 46128, 54715, 56480, 57660, 59520, 61504, 65658, 67776, 76880, 84720, 87544, 90368, 92256, 109430, 112960, 115320, 119040, 123008, 131316, 135552, 153760, 164145, 169440, 175088, 184512, 218860, 225920, 230640, 246016, 262632, 271104, 307520, 328290, 338880, 339233, 350176, 369024, 437720, 451840, 461280, 525264, 615040, 656580, 677760, 678466, 700352, 738048, 875440, 922560, 1017699, 1050528, 1230080, 1313160, 1355520, 1356932, 1400704, 1696165, 1750880, 1845120, 2035398, 2101056, 2626320, 2713864, 2801408, 3392330, 3501760, 3690240, 4070796, 4202112, 5088495, 5252640, 5427728, 6784660, 7003520, 8141592, 8404224, 10176990, 10505280, 10855456, 13569320, 14007040, 16283184, 20353980, 21010560, 21710912, 27138640, 32566368, 40707960, 42021120, 43421824, 54277280, 65132736, 81415920, 86843648, 108554560, 130265472, 162831840, 217109120, 260530944, 325663680, 434218240, 651327360, 1302654720]

約数ペア:

[(1, 1302654720), (2, 651327360), (3, 434218240), (4, 325663680), (5, 260530944), (6, 217109120), (8, 162831840), (10, 130265472), (12, 108554560), (15, 86843648), (16, 81415920), (20, 65132736), (24, 54277280), (30, 43421824), (31, 42021120), (32, 40707960), (40, 32566368), (48, 27138640), (60, 21710912), (62, 21010560), (64, 20353980), (80, 16283184), (93, 14007040), (96, 13569320), (120, 10855456), (124, 10505280), (128, 10176990), (155, 8404224), (160, 8141592), (186, 7003520), (192, 6784660), (240, 5427728), (248, 5252640), (256, 5088495), (310, 4202112), (320, 4070796), (353, 3690240), (372, 3501760), (384, 3392330), (465, 2801408), (480, 2713864), (496, 2626320), (620, 2101056), (640, 2035398), (706, 1845120), (744, 1750880), (768, 1696165), (930, 1400704), (960, 1356932), (961, 1355520), (992, 1313160), (1059, 1230080), (1240, 1050528), (1280, 1017699), (1412, 922560), (1488, 875440), (1765, 738048), (1860, 700352), (1920, 678466), (1922, 677760), (1984, 656580), (2118, 615040), (2480, 525264), (2824, 461280), (2883, 451840), (2976, 437720), (3530, 369024), (3720, 350176), (3840, 339233), (3844, 338880), (3968, 328290), (4236, 307520), (4805, 271104), (4960, 262632), (5295, 246016), (5648, 230640), (5766, 225920), (5952, 218860), (7060, 184512), (7440, 175088), (7688, 169440), (7936, 164145), (8472, 153760), (9610, 135552), (9920, 131316), (10590, 123008), (10943, 119040), (11296, 115320), (11532, 112960), (11904, 109430), (14120, 92256), (14415, 90368), (14880, 87544), (15376, 84720), (16944, 76880), (19220, 67776), (19840, 65658), (21180, 61504), (21886, 59520), (22592, 57660), (23064, 56480), (23808, 54715), (28240, 46128), (28830, 45184), (29760, 43772), (30752, 42360), (32829, 39680), (33888, 38440)]