686305280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 208

約数和(自身を含む): 1811718144

約数和(自身を除く): 1125412864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 47, 62, 64, 80, 92, 94, 115, 124, 128, 155, 160, 184, 188, 230, 235, 248, 256, 310, 320, 368, 376, 460, 470, 496, 512, 620, 640, 713, 736, 752, 920, 940, 992, 1024, 1081, 1240, 1280, 1426, 1457, 1472, 1504, 1840, 1880, 1984, 2048, 2162, 2480, 2560, 2852, 2914, 2944, 3008, 3565, 3680, 3760, 3968, 4096, 4324, 4960, 5120, 5405, 5704, 5828, 5888, 6016, 7130, 7285, 7360, 7520, 7936, 8648, 9920, 10240, 10810, 11408, 11656, 11776, 12032, 14260, 14570, 14720, 15040, 15872, 17296, 19840, 20480, 21620, 22816, 23312, 23552, 24064, 28520, 29140, 29440, 30080, 31744, 33511, 34592, 39680, 43240, 45632, 46624, 47104, 48128, 57040, 58280, 58880, 60160, 63488, 67022, 69184, 79360, 86480, 91264, 93248, 94208, 96256, 114080, 116560, 117760, 120320, 126976, 134044, 138368, 158720, 167555, 172960, 182528, 186496, 192512, 228160, 233120, 235520, 240640, 268088, 276736, 317440, 335110, 345920, 365056, 372992, 456320, 466240, 471040, 481280, 536176, 553472, 634880, 670220, 691840, 730112, 745984, 912640, 932480, 962560, 1072352, 1106944, 1340440, 1383680, 1460224, 1491968, 1825280, 1864960, 2144704, 2213888, 2680880, 2767360, 2920448, 2983936, 3650560, 3729920, 4289408, 4427776, 5361760, 5534720, 5967872, 7301120, 7459840, 8578816, 10723520, 11069440, 14602240, 14919680, 17157632, 21447040, 22138880, 29839360, 34315264, 42894080, 68630528, 85788160, 137261056, 171576320, 343152640, 686305280]

約数ペア:

[(1, 686305280), (2, 343152640), (4, 171576320), (5, 137261056), (8, 85788160), (10, 68630528), (16, 42894080), (20, 34315264), (23, 29839360), (31, 22138880), (32, 21447040), (40, 17157632), (46, 14919680), (47, 14602240), (62, 11069440), (64, 10723520), (80, 8578816), (92, 7459840), (94, 7301120), (115, 5967872), (124, 5534720), (128, 5361760), (155, 4427776), (160, 4289408), (184, 3729920), (188, 3650560), (230, 2983936), (235, 2920448), (248, 2767360), (256, 2680880), (310, 2213888), (320, 2144704), (368, 1864960), (376, 1825280), (460, 1491968), (470, 1460224), (496, 1383680), (512, 1340440), (620, 1106944), (640, 1072352), (713, 962560), (736, 932480), (752, 912640), (920, 745984), (940, 730112), (992, 691840), (1024, 670220), (1081, 634880), (1240, 553472), (1280, 536176), (1426, 481280), (1457, 471040), (1472, 466240), (1504, 456320), (1840, 372992), (1880, 365056), (1984, 345920), (2048, 335110), (2162, 317440), (2480, 276736), (2560, 268088), (2852, 240640), (2914, 235520), (2944, 233120), (3008, 228160), (3565, 192512), (3680, 186496), (3760, 182528), (3968, 172960), (4096, 167555), (4324, 158720), (4960, 138368), (5120, 134044), (5405, 126976), (5704, 120320), (5828, 117760), (5888, 116560), (6016, 114080), (7130, 96256), (7285, 94208), (7360, 93248), (7520, 91264), (7936, 86480), (8648, 79360), (9920, 69184), (10240, 67022), (10810, 63488), (11408, 60160), (11656, 58880), (11776, 58280), (12032, 57040), (14260, 48128), (14570, 47104), (14720, 46624), (15040, 45632), (15872, 43240), (17296, 39680), (19840, 34592), (20480, 33511), (21620, 31744), (22816, 30080), (23312, 29440), (23552, 29140), (24064, 28520)]