81150012

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{73}}^2$

素因数の和:209

約数の個数: 90

約数和(自身を含む): 219664368

約数和(自身を除く): 138514356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 73, 81, 94, 108, 141, 146, 162, 188, 219, 282, 292, 324, 423, 438, 564, 657, 846, 876, 1269, 1314, 1692, 1971, 2538, 2628, 3431, 3807, 3942, 5076, 5329, 5913, 6862, 7614, 7884, 10293, 10658, 11826, 13724, 15228, 15987, 20586, 21316, 23652, 30879, 31974, 41172, 47961, 61758, 63948, 92637, 95922, 123516, 143883, 185274, 191844, 250463, 277911, 287766, 370548, 431649, 500926, 555822, 575532, 751389, 863298, 1001852, 1111644, 1502778, 1726596, 2254167, 3005556, 4508334, 6762501, 9016668, 13525002, 20287503, 27050004, 40575006, 81150012]

約数ペア:

[(1, 81150012), (2, 40575006), (3, 27050004), (4, 20287503), (6, 13525002), (9, 9016668), (12, 6762501), (18, 4508334), (27, 3005556), (36, 2254167), (47, 1726596), (54, 1502778), (73, 1111644), (81, 1001852), (94, 863298), (108, 751389), (141, 575532), (146, 555822), (162, 500926), (188, 431649), (219, 370548), (282, 287766), (292, 277911), (324, 250463), (423, 191844), (438, 185274), (564, 143883), (657, 123516), (846, 95922), (876, 92637), (1269, 63948), (1314, 61758), (1692, 47961), (1971, 41172), (2538, 31974), (2628, 30879), (3431, 23652), (3807, 21316), (3942, 20586), (5076, 15987), (5329, 15228), (5913, 13724), (6862, 11826), (7614, 10658), (7884, 10293)]