213178464

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{15749}}^1$

素因数の和:15812

約数の個数: 72

約数和(自身を含む): 619164000

約数和(自身を除く): 405985536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2256, 3384, 4512, 6768, 13536, 15749, 31498, 47247, 62996, 94494, 125992, 141741, 188988, 251984, 283482, 377976, 503968, 566964, 740203, 755952, 1133928, 1480406, 1511904, 2220609, 2267856, 2960812, 4441218, 4535712, 5921624, 6661827, 8882436, 11843248, 13323654, 17764872, 23686496, 26647308, 35529744, 53294616, 71059488, 106589232, 213178464]

約数ペア:

[(1, 213178464), (2, 106589232), (3, 71059488), (4, 53294616), (6, 35529744), (8, 26647308), (9, 23686496), (12, 17764872), (16, 13323654), (18, 11843248), (24, 8882436), (32, 6661827), (36, 5921624), (47, 4535712), (48, 4441218), (72, 2960812), (94, 2267856), (96, 2220609), (141, 1511904), (144, 1480406), (188, 1133928), (282, 755952), (288, 740203), (376, 566964), (423, 503968), (564, 377976), (752, 283482), (846, 251984), (1128, 188988), (1504, 141741), (1692, 125992), (2256, 94494), (3384, 62996), (4512, 47247), (6768, 31498), (13536, 15749)]