1339616640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:441

約数の個数: 256

約数和(自身を含む): 4483952640

約数和(自身を除く): 3144336000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 71, 80, 93, 96, 120, 124, 128, 142, 155, 160, 186, 192, 213, 240, 248, 284, 310, 317, 320, 355, 372, 384, 426, 465, 480, 496, 568, 620, 634, 640, 710, 744, 852, 930, 951, 960, 992, 1065, 1136, 1240, 1268, 1420, 1488, 1585, 1704, 1860, 1902, 1920, 1984, 2130, 2201, 2272, 2480, 2536, 2840, 2976, 3170, 3408, 3720, 3804, 3968, 4260, 4402, 4544, 4755, 4960, 5072, 5680, 5952, 6340, 6603, 6816, 7440, 7608, 8520, 8804, 9088, 9510, 9827, 9920, 10144, 11005, 11360, 11904, 12680, 13206, 13632, 14880, 15216, 17040, 17608, 19020, 19654, 19840, 20288, 22010, 22507, 22720, 25360, 26412, 27264, 29481, 29760, 30432, 33015, 34080, 35216, 38040, 39308, 40576, 44020, 45014, 45440, 49135, 50720, 52824, 58962, 59520, 60864, 66030, 67521, 68160, 70432, 76080, 78616, 88040, 90028, 98270, 101440, 105648, 112535, 117924, 121728, 132060, 135042, 136320, 140864, 147405, 152160, 157232, 176080, 180056, 196540, 202880, 211296, 225070, 235848, 264120, 270084, 281728, 294810, 304320, 314464, 337605, 352160, 360112, 393080, 422592, 450140, 471696, 528240, 540168, 589620, 608640, 628928, 675210, 697717, 704320, 720224, 786160, 845184, 900280, 943392, 1056480, 1080336, 1179240, 1257856, 1350420, 1395434, 1408640, 1440448, 1572320, 1800560, 1886784, 2093151, 2112960, 2160672, 2358480, 2700840, 2790868, 2880896, 3144640, 3488585, 3601120, 3773568, 4186302, 4225920, 4321344, 4716960, 5401680, 5581736, 6289280, 6977170, 7202240, 8372604, 8642688, 9433920, 10465755, 10803360, 11163472, 13954340, 14404480, 16745208, 18867840, 20931510, 21606720, 22326944, 27908680, 33490416, 41863020, 43213440, 44653888, 55817360, 66980832, 83726040, 89307776, 111634720, 133961664, 167452080, 223269440, 267923328, 334904160, 446538880, 669808320, 1339616640]

約数ペア:

[(1, 1339616640), (2, 669808320), (3, 446538880), (4, 334904160), (5, 267923328), (6, 223269440), (8, 167452080), (10, 133961664), (12, 111634720), (15, 89307776), (16, 83726040), (20, 66980832), (24, 55817360), (30, 44653888), (31, 43213440), (32, 41863020), (40, 33490416), (48, 27908680), (60, 22326944), (62, 21606720), (64, 20931510), (71, 18867840), (80, 16745208), (93, 14404480), (96, 13954340), (120, 11163472), (124, 10803360), (128, 10465755), (142, 9433920), (155, 8642688), (160, 8372604), (186, 7202240), (192, 6977170), (213, 6289280), (240, 5581736), (248, 5401680), (284, 4716960), (310, 4321344), (317, 4225920), (320, 4186302), (355, 3773568), (372, 3601120), (384, 3488585), (426, 3144640), (465, 2880896), (480, 2790868), (496, 2700840), (568, 2358480), (620, 2160672), (634, 2112960), (640, 2093151), (710, 1886784), (744, 1800560), (852, 1572320), (930, 1440448), (951, 1408640), (960, 1395434), (992, 1350420), (1065, 1257856), (1136, 1179240), (1240, 1080336), (1268, 1056480), (1420, 943392), (1488, 900280), (1585, 845184), (1704, 786160), (1860, 720224), (1902, 704320), (1920, 697717), (1984, 675210), (2130, 628928), (2201, 608640), (2272, 589620), (2480, 540168), (2536, 528240), (2840, 471696), (2976, 450140), (3170, 422592), (3408, 393080), (3720, 360112), (3804, 352160), (3968, 337605), (4260, 314464), (4402, 304320), (4544, 294810), (4755, 281728), (4960, 270084), (5072, 264120), (5680, 235848), (5952, 225070), (6340, 211296), (6603, 202880), (6816, 196540), (7440, 180056), (7608, 176080), (8520, 157232), (8804, 152160), (9088, 147405), (9510, 140864), (9827, 136320), (9920, 135042), (10144, 132060), (11005, 121728), (11360, 117924), (11904, 112535), (12680, 105648), (13206, 101440), (13632, 98270), (14880, 90028), (15216, 88040), (17040, 78616), (17608, 76080), (19020, 70432), (19654, 68160), (19840, 67521), (20288, 66030), (22010, 60864), (22507, 59520), (22720, 58962), (25360, 52824), (26412, 50720), (27264, 49135), (29481, 45440), (29760, 45014), (30432, 44020), (33015, 40576), (34080, 39308), (35216, 38040)]