686992488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 256

約数和(自身を含む): 2227814400

約数和(自身を除く): 1540821912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 39, 42, 52, 56, 62, 73, 78, 84, 91, 93, 104, 124, 139, 146, 156, 168, 182, 186, 217, 219, 248, 273, 278, 292, 312, 364, 372, 403, 417, 434, 438, 511, 546, 556, 584, 651, 728, 744, 806, 834, 868, 876, 949, 973, 1022, 1092, 1112, 1209, 1302, 1533, 1612, 1668, 1736, 1752, 1807, 1898, 1946, 2044, 2184, 2263, 2418, 2604, 2821, 2847, 2919, 3066, 3224, 3336, 3614, 3796, 3892, 4088, 4309, 4526, 4836, 5208, 5421, 5642, 5694, 5838, 6132, 6643, 6789, 7228, 7592, 7784, 8463, 8618, 9052, 9672, 10147, 10842, 11284, 11388, 11676, 12264, 12649, 12927, 13286, 13578, 14456, 15841, 16926, 17236, 18104, 19929, 20294, 21684, 22568, 22776, 23352, 25298, 25854, 26572, 27156, 29419, 30163, 30441, 31682, 33852, 34472, 37947, 39858, 40588, 43368, 47523, 50596, 51708, 53144, 54312, 56017, 58838, 60326, 60882, 63364, 67704, 71029, 75894, 79716, 81176, 88257, 90489, 95046, 101192, 103416, 112034, 117676, 120652, 121764, 126728, 131911, 142058, 151788, 159432, 168051, 176514, 180978, 190092, 205933, 213087, 224068, 235352, 241304, 243528, 263822, 284116, 303576, 314557, 336102, 353028, 361956, 380184, 392119, 395733, 411866, 426174, 448136, 527644, 568232, 617799, 629114, 672204, 706056, 723912, 784238, 791466, 823732, 852348, 923377, 943671, 1055288, 1176357, 1235598, 1258228, 1344408, 1568476, 1582932, 1647464, 1704696, 1846754, 1887342, 2201899, 2352714, 2471196, 2516456, 2770131, 3136952, 3165864, 3693508, 3774684, 4089241, 4403798, 4705428, 4942392, 5540262, 6605697, 7387016, 7549368, 8178482, 8807596, 9410856, 11080524, 12267723, 13211394, 16356964, 17615192, 22161048, 24535446, 26422788, 28624687, 32713928, 49070892, 52845576, 57249374, 85874061, 98141784, 114498748, 171748122, 228997496, 343496244, 686992488]

約数ペア:

[(1, 686992488), (2, 343496244), (3, 228997496), (4, 171748122), (6, 114498748), (7, 98141784), (8, 85874061), (12, 57249374), (13, 52845576), (14, 49070892), (21, 32713928), (24, 28624687), (26, 26422788), (28, 24535446), (31, 22161048), (39, 17615192), (42, 16356964), (52, 13211394), (56, 12267723), (62, 11080524), (73, 9410856), (78, 8807596), (84, 8178482), (91, 7549368), (93, 7387016), (104, 6605697), (124, 5540262), (139, 4942392), (146, 4705428), (156, 4403798), (168, 4089241), (182, 3774684), (186, 3693508), (217, 3165864), (219, 3136952), (248, 2770131), (273, 2516456), (278, 2471196), (292, 2352714), (312, 2201899), (364, 1887342), (372, 1846754), (403, 1704696), (417, 1647464), (434, 1582932), (438, 1568476), (511, 1344408), (546, 1258228), (556, 1235598), (584, 1176357), (651, 1055288), (728, 943671), (744, 923377), (806, 852348), (834, 823732), (868, 791466), (876, 784238), (949, 723912), (973, 706056), (1022, 672204), (1092, 629114), (1112, 617799), (1209, 568232), (1302, 527644), (1533, 448136), (1612, 426174), (1668, 411866), (1736, 395733), (1752, 392119), (1807, 380184), (1898, 361956), (1946, 353028), (2044, 336102), (2184, 314557), (2263, 303576), (2418, 284116), (2604, 263822), (2821, 243528), (2847, 241304), (2919, 235352), (3066, 224068), (3224, 213087), (3336, 205933), (3614, 190092), (3796, 180978), (3892, 176514), (4088, 168051), (4309, 159432), (4526, 151788), (4836, 142058), (5208, 131911), (5421, 126728), (5642, 121764), (5694, 120652), (5838, 117676), (6132, 112034), (6643, 103416), (6789, 101192), (7228, 95046), (7592, 90489), (7784, 88257), (8463, 81176), (8618, 79716), (9052, 75894), (9672, 71029), (10147, 67704), (10842, 63364), (11284, 60882), (11388, 60326), (11676, 58838), (12264, 56017), (12649, 54312), (12927, 53144), (13286, 51708), (13578, 50596), (14456, 47523), (15841, 43368), (16926, 40588), (17236, 39858), (18104, 37947), (19929, 34472), (20294, 33852), (21684, 31682), (22568, 30441), (22776, 30163), (23352, 29419), (25298, 27156), (25854, 26572)]