256293856

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{311}}^1$

素因数の和:624

約数の個数: 96

約数和(自身を含む): 625218048

約数和(自身を除く): 368924192

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 283, 311, 364, 416, 566, 622, 728, 1132, 1244, 1456, 1981, 2177, 2264, 2488, 2912, 3679, 3962, 4043, 4354, 4528, 4976, 7358, 7924, 8086, 8708, 9056, 9952, 14716, 15848, 16172, 17416, 25753, 28301, 29432, 31696, 32344, 34832, 51506, 56602, 58864, 63392, 64688, 69664, 88013, 103012, 113204, 117728, 129376, 176026, 206024, 226408, 352052, 412048, 452816, 616091, 704104, 824096, 905632, 1144169, 1232182, 1408208, 2288338, 2464364, 2816416, 4576676, 4928728, 8009183, 9153352, 9857456, 16018366, 18306704, 19714912, 32036732, 36613408, 64073464, 128146928, 256293856]

約数ペア:

[(1, 256293856), (2, 128146928), (4, 64073464), (7, 36613408), (8, 32036732), (13, 19714912), (14, 18306704), (16, 16018366), (26, 9857456), (28, 9153352), (32, 8009183), (52, 4928728), (56, 4576676), (91, 2816416), (104, 2464364), (112, 2288338), (182, 1408208), (208, 1232182), (224, 1144169), (283, 905632), (311, 824096), (364, 704104), (416, 616091), (566, 452816), (622, 412048), (728, 352052), (1132, 226408), (1244, 206024), (1456, 176026), (1981, 129376), (2177, 117728), (2264, 113204), (2488, 103012), (2912, 88013), (3679, 69664), (3962, 64688), (4043, 63392), (4354, 58864), (4528, 56602), (4976, 51506), (7358, 34832), (7924, 32344), (8086, 31696), (8708, 29432), (9056, 28301), (9952, 25753), (14716, 17416), (15848, 16172)]