90197028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 241768800

約数和(自身を除く): 151571772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 163, 171, 228, 326, 342, 489, 652, 684, 809, 978, 1467, 1618, 1956, 2427, 2934, 3097, 3236, 4854, 5868, 6194, 7281, 9291, 9708, 12388, 14562, 15371, 18582, 27873, 29124, 30742, 37164, 46113, 55746, 61484, 92226, 111492, 131867, 138339, 184452, 263734, 276678, 395601, 527468, 553356, 791202, 1186803, 1582404, 2373606, 2505473, 4747212, 5010946, 7516419, 10021892, 15032838, 22549257, 30065676, 45098514, 90197028]

約数ペア:

[(1, 90197028), (2, 45098514), (3, 30065676), (4, 22549257), (6, 15032838), (9, 10021892), (12, 7516419), (18, 5010946), (19, 4747212), (36, 2505473), (38, 2373606), (57, 1582404), (76, 1186803), (114, 791202), (163, 553356), (171, 527468), (228, 395601), (326, 276678), (342, 263734), (489, 184452), (652, 138339), (684, 131867), (809, 111492), (978, 92226), (1467, 61484), (1618, 55746), (1956, 46113), (2427, 37164), (2934, 30742), (3097, 29124), (3236, 27873), (4854, 18582), (5868, 15371), (6194, 14562), (7281, 12388), (9291, 9708)]