219528468

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:459

約数の個数: 120

約数和(自身を含む): 607400640

約数和(自身を除く): 387872172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 89, 92, 108, 138, 162, 178, 207, 267, 276, 324, 331, 356, 414, 534, 621, 662, 801, 828, 993, 1068, 1242, 1324, 1602, 1863, 1986, 2047, 2403, 2484, 2979, 3204, 3726, 3972, 4094, 4806, 5958, 6141, 7209, 7452, 7613, 8188, 8937, 9612, 11916, 12282, 14418, 15226, 17874, 18423, 22839, 24564, 26811, 28836, 29459, 30452, 35748, 36846, 45678, 53622, 55269, 58918, 68517, 73692, 88377, 91356, 107244, 110538, 117836, 137034, 165807, 176754, 205551, 221076, 265131, 274068, 331614, 353508, 411102, 530262, 616653, 663228, 677557, 795393, 822204, 1060524, 1233306, 1355114, 1590786, 2032671, 2386179, 2466612, 2710228, 3181572, 4065342, 4772358, 6098013, 8130684, 9544716, 12196026, 18294039, 24392052, 36588078, 54882117, 73176156, 109764234, 219528468]

約数ペア:

[(1, 219528468), (2, 109764234), (3, 73176156), (4, 54882117), (6, 36588078), (9, 24392052), (12, 18294039), (18, 12196026), (23, 9544716), (27, 8130684), (36, 6098013), (46, 4772358), (54, 4065342), (69, 3181572), (81, 2710228), (89, 2466612), (92, 2386179), (108, 2032671), (138, 1590786), (162, 1355114), (178, 1233306), (207, 1060524), (267, 822204), (276, 795393), (324, 677557), (331, 663228), (356, 616653), (414, 530262), (534, 411102), (621, 353508), (662, 331614), (801, 274068), (828, 265131), (993, 221076), (1068, 205551), (1242, 176754), (1324, 165807), (1602, 137034), (1863, 117836), (1986, 110538), (2047, 107244), (2403, 91356), (2484, 88377), (2979, 73692), (3204, 68517), (3726, 58918), (3972, 55269), (4094, 53622), (4806, 45678), (5958, 36846), (6141, 35748), (7209, 30452), (7452, 29459), (7613, 28836), (8188, 26811), (8937, 24564), (9612, 22839), (11916, 18423), (12282, 17874), (14418, 15226)]