400021104

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{3209}}^1$

素因数の和:3287

約数の個数: 120

約数和(自身を含む): 1225167120

約数和(自身を除く): 825146016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 53, 56, 84, 98, 106, 112, 147, 159, 168, 196, 212, 294, 318, 336, 371, 392, 424, 588, 636, 742, 784, 848, 1113, 1176, 1272, 1484, 2226, 2352, 2544, 2597, 2968, 3209, 4452, 5194, 5936, 6418, 7791, 8904, 9627, 10388, 12836, 15582, 17808, 19254, 20776, 22463, 25672, 31164, 38508, 41552, 44926, 51344, 62328, 67389, 77016, 89852, 124656, 134778, 154032, 157241, 170077, 179704, 269556, 314482, 340154, 359408, 471723, 510231, 539112, 628964, 680308, 943446, 1020462, 1078224, 1190539, 1257928, 1360616, 1886892, 2040924, 2381078, 2515856, 2721232, 3571617, 3773784, 4081848, 4762156, 7143234, 7547568, 8163696, 8333773, 9524312, 14286468, 16667546, 19048624, 25001319, 28572936, 33335092, 50002638, 57145872, 66670184, 100005276, 133340368, 200010552, 400021104]

約数ペア:

[(1, 400021104), (2, 200010552), (3, 133340368), (4, 100005276), (6, 66670184), (7, 57145872), (8, 50002638), (12, 33335092), (14, 28572936), (16, 25001319), (21, 19048624), (24, 16667546), (28, 14286468), (42, 9524312), (48, 8333773), (49, 8163696), (53, 7547568), (56, 7143234), (84, 4762156), (98, 4081848), (106, 3773784), (112, 3571617), (147, 2721232), (159, 2515856), (168, 2381078), (196, 2040924), (212, 1886892), (294, 1360616), (318, 1257928), (336, 1190539), (371, 1078224), (392, 1020462), (424, 943446), (588, 680308), (636, 628964), (742, 539112), (784, 510231), (848, 471723), (1113, 359408), (1176, 340154), (1272, 314482), (1484, 269556), (2226, 179704), (2352, 170077), (2544, 157241), (2597, 154032), (2968, 134778), (3209, 124656), (4452, 89852), (5194, 77016), (5936, 67389), (6418, 62328), (7791, 51344), (8904, 44926), (9627, 41552), (10388, 38508), (12836, 31164), (15582, 25672), (17808, 22463), (19254, 20776)]