81576396

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:561

約数の個数: 120

約数和(自身を含む): 238081536

約数和(自身を除く): 156505140

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 47, 54, 66, 81, 94, 99, 108, 132, 141, 162, 188, 198, 282, 297, 324, 396, 423, 487, 517, 564, 594, 846, 891, 974, 1034, 1188, 1269, 1461, 1551, 1692, 1782, 1948, 2068, 2538, 2922, 3102, 3564, 3807, 4383, 4653, 5076, 5357, 5844, 6204, 7614, 8766, 9306, 10714, 13149, 13959, 15228, 16071, 17532, 18612, 21428, 22889, 26298, 27918, 32142, 39447, 41877, 45778, 48213, 52596, 55836, 64284, 68667, 78894, 83754, 91556, 96426, 137334, 144639, 157788, 167508, 192852, 206001, 251779, 274668, 289278, 412002, 433917, 503558, 578556, 618003, 755337, 824004, 867834, 1007116, 1236006, 1510674, 1735668, 1854009, 2266011, 2472012, 3021348, 3708018, 4532022, 6798033, 7416036, 9064044, 13596066, 20394099, 27192132, 40788198, 81576396]

約数ペア:

[(1, 81576396), (2, 40788198), (3, 27192132), (4, 20394099), (6, 13596066), (9, 9064044), (11, 7416036), (12, 6798033), (18, 4532022), (22, 3708018), (27, 3021348), (33, 2472012), (36, 2266011), (44, 1854009), (47, 1735668), (54, 1510674), (66, 1236006), (81, 1007116), (94, 867834), (99, 824004), (108, 755337), (132, 618003), (141, 578556), (162, 503558), (188, 433917), (198, 412002), (282, 289278), (297, 274668), (324, 251779), (396, 206001), (423, 192852), (487, 167508), (517, 157788), (564, 144639), (594, 137334), (846, 96426), (891, 91556), (974, 83754), (1034, 78894), (1188, 68667), (1269, 64284), (1461, 55836), (1551, 52596), (1692, 48213), (1782, 45778), (1948, 41877), (2068, 39447), (2538, 32142), (2922, 27918), (3102, 26298), (3564, 22889), (3807, 21428), (4383, 18612), (4653, 17532), (5076, 16071), (5357, 15228), (5844, 13959), (6204, 13149), (7614, 10714), (8766, 9306)]