689797120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 1783192320

約数和(自身を除く): 1093395200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 53, 62, 64, 80, 82, 106, 124, 128, 155, 160, 164, 205, 212, 248, 256, 265, 310, 320, 328, 410, 424, 496, 512, 530, 620, 640, 656, 820, 848, 992, 1024, 1060, 1240, 1271, 1280, 1312, 1640, 1643, 1696, 1984, 2048, 2120, 2173, 2480, 2542, 2560, 2624, 3280, 3286, 3392, 3968, 4240, 4346, 4960, 5084, 5120, 5248, 6355, 6560, 6572, 6784, 7936, 8215, 8480, 8692, 9920, 10168, 10240, 10496, 10865, 12710, 13120, 13144, 13568, 15872, 16430, 16960, 17384, 19840, 20336, 20992, 21730, 25420, 26240, 26288, 27136, 31744, 32860, 33920, 34768, 39680, 40672, 41984, 43460, 50840, 52480, 52576, 54272, 63488, 65720, 67363, 67840, 69536, 79360, 81344, 83968, 86920, 101680, 104960, 105152, 108544, 131440, 134726, 135680, 139072, 158720, 162688, 173840, 203360, 209920, 210304, 262880, 269452, 271360, 278144, 317440, 325376, 336815, 347680, 406720, 419840, 420608, 525760, 538904, 542720, 556288, 650752, 673630, 695360, 813440, 841216, 1051520, 1077808, 1112576, 1301504, 1347260, 1390720, 1626880, 1682432, 2103040, 2155616, 2225152, 2603008, 2694520, 2781440, 3253760, 3364864, 4206080, 4311232, 4450304, 5389040, 5562880, 6507520, 8412160, 8622464, 10778080, 11125760, 13015040, 16824320, 17244928, 21556160, 22251520, 34489856, 43112320, 68979712, 86224640, 137959424, 172449280, 344898560, 689797120]

約数ペア:

[(1, 689797120), (2, 344898560), (4, 172449280), (5, 137959424), (8, 86224640), (10, 68979712), (16, 43112320), (20, 34489856), (31, 22251520), (32, 21556160), (40, 17244928), (41, 16824320), (53, 13015040), (62, 11125760), (64, 10778080), (80, 8622464), (82, 8412160), (106, 6507520), (124, 5562880), (128, 5389040), (155, 4450304), (160, 4311232), (164, 4206080), (205, 3364864), (212, 3253760), (248, 2781440), (256, 2694520), (265, 2603008), (310, 2225152), (320, 2155616), (328, 2103040), (410, 1682432), (424, 1626880), (496, 1390720), (512, 1347260), (530, 1301504), (620, 1112576), (640, 1077808), (656, 1051520), (820, 841216), (848, 813440), (992, 695360), (1024, 673630), (1060, 650752), (1240, 556288), (1271, 542720), (1280, 538904), (1312, 525760), (1640, 420608), (1643, 419840), (1696, 406720), (1984, 347680), (2048, 336815), (2120, 325376), (2173, 317440), (2480, 278144), (2542, 271360), (2560, 269452), (2624, 262880), (3280, 210304), (3286, 209920), (3392, 203360), (3968, 173840), (4240, 162688), (4346, 158720), (4960, 139072), (5084, 135680), (5120, 134726), (5248, 131440), (6355, 108544), (6560, 105152), (6572, 104960), (6784, 101680), (7936, 86920), (8215, 83968), (8480, 81344), (8692, 79360), (9920, 69536), (10168, 67840), (10240, 67363), (10496, 65720), (10865, 63488), (12710, 54272), (13120, 52576), (13144, 52480), (13568, 50840), (15872, 43460), (16430, 41984), (16960, 40672), (17384, 39680), (19840, 34768), (20336, 33920), (20992, 32860), (21730, 31744), (25420, 27136), (26240, 26288)]