278426484

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 842756096

約数和(自身を除く): 564329612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 151, 162, 189, 243, 252, 271, 302, 324, 378, 453, 486, 542, 567, 604, 756, 813, 906, 972, 1057, 1084, 1134, 1359, 1626, 1701, 1812, 1897, 2114, 2268, 2439, 2718, 3171, 3252, 3402, 3794, 4077, 4228, 4878, 5436, 5691, 6342, 6804, 7317, 7588, 8154, 9513, 9756, 11382, 12231, 12684, 14634, 16308, 17073, 19026, 21951, 22764, 24462, 28539, 29268, 34146, 36693, 38052, 40921, 43902, 48924, 51219, 57078, 65853, 68292, 73386, 81842, 85617, 87804, 102438, 114156, 122763, 131706, 146772, 153657, 163684, 171234, 204876, 245526, 256851, 263412, 286447, 307314, 342468, 368289, 460971, 491052, 513702, 572894, 614628, 736578, 859341, 921942, 1027404, 1104867, 1145788, 1473156, 1718682, 1843884, 2209734, 2578023, 3314601, 3437364, 4419468, 5156046, 6629202, 7734069, 9943803, 10312092, 13258404, 15468138, 19887606, 23202207, 30936276, 39775212, 46404414, 69606621, 92808828, 139213242, 278426484]

約数ペア:

[(1, 278426484), (2, 139213242), (3, 92808828), (4, 69606621), (6, 46404414), (7, 39775212), (9, 30936276), (12, 23202207), (14, 19887606), (18, 15468138), (21, 13258404), (27, 10312092), (28, 9943803), (36, 7734069), (42, 6629202), (54, 5156046), (63, 4419468), (81, 3437364), (84, 3314601), (108, 2578023), (126, 2209734), (151, 1843884), (162, 1718682), (189, 1473156), (243, 1145788), (252, 1104867), (271, 1027404), (302, 921942), (324, 859341), (378, 736578), (453, 614628), (486, 572894), (542, 513702), (567, 491052), (604, 460971), (756, 368289), (813, 342468), (906, 307314), (972, 286447), (1057, 263412), (1084, 256851), (1134, 245526), (1359, 204876), (1626, 171234), (1701, 163684), (1812, 153657), (1897, 146772), (2114, 131706), (2268, 122763), (2439, 114156), (2718, 102438), (3171, 87804), (3252, 85617), (3402, 81842), (3794, 73386), (4077, 68292), (4228, 65853), (4878, 57078), (5436, 51219), (5691, 48924), (6342, 43902), (6804, 40921), (7317, 38052), (7588, 36693), (8154, 34146), (9513, 29268), (9756, 28539), (11382, 24462), (12231, 22764), (12684, 21951), (14634, 19026), (16308, 17073)]