81383292

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 226697856

約数和(自身を除く): 145314564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 67, 69, 81, 92, 108, 134, 138, 162, 163, 201, 207, 268, 276, 324, 326, 402, 414, 489, 603, 621, 652, 804, 828, 978, 1206, 1242, 1467, 1541, 1809, 1863, 1956, 2412, 2484, 2934, 3082, 3618, 3726, 3749, 4401, 4623, 5427, 5868, 6164, 7236, 7452, 7498, 8802, 9246, 10854, 10921, 11247, 13203, 13869, 14996, 17604, 18492, 21708, 21842, 22494, 26406, 27738, 32763, 33741, 41607, 43684, 44988, 52812, 55476, 65526, 67482, 83214, 98289, 101223, 124821, 131052, 134964, 166428, 196578, 202446, 249642, 251183, 294867, 303669, 393156, 404892, 499284, 502366, 589734, 607338, 753549, 884601, 1004732, 1179468, 1214676, 1507098, 1769202, 2260647, 3014196, 3538404, 4521294, 6781941, 9042588, 13563882, 20345823, 27127764, 40691646, 81383292]

約数ペア:

[(1, 81383292), (2, 40691646), (3, 27127764), (4, 20345823), (6, 13563882), (9, 9042588), (12, 6781941), (18, 4521294), (23, 3538404), (27, 3014196), (36, 2260647), (46, 1769202), (54, 1507098), (67, 1214676), (69, 1179468), (81, 1004732), (92, 884601), (108, 753549), (134, 607338), (138, 589734), (162, 502366), (163, 499284), (201, 404892), (207, 393156), (268, 303669), (276, 294867), (324, 251183), (326, 249642), (402, 202446), (414, 196578), (489, 166428), (603, 134964), (621, 131052), (652, 124821), (804, 101223), (828, 98289), (978, 83214), (1206, 67482), (1242, 65526), (1467, 55476), (1541, 52812), (1809, 44988), (1863, 43684), (1956, 41607), (2412, 33741), (2484, 32763), (2934, 27738), (3082, 26406), (3618, 22494), (3726, 21842), (3749, 21708), (4401, 18492), (4623, 17604), (5427, 14996), (5868, 13869), (6164, 13203), (7236, 11247), (7452, 10921), (7498, 10854), (8802, 9246)]