354780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{73}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 1131312

約数和(自身を除く): 776532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 108, 135, 146, 162, 180, 219, 243, 270, 292, 324, 365, 405, 438, 486, 540, 657, 730, 810, 876, 972, 1095, 1215, 1314, 1460, 1620, 1971, 2190, 2430, 2628, 3285, 3942, 4380, 4860, 5913, 6570, 7884, 9855, 11826, 13140, 17739, 19710, 23652, 29565, 35478, 39420, 59130, 70956, 88695, 118260, 177390, 354780]

約数ペア:

[(1, 354780), (2, 177390), (3, 118260), (4, 88695), (5, 70956), (6, 59130), (9, 39420), (10, 35478), (12, 29565), (15, 23652), (18, 19710), (20, 17739), (27, 13140), (30, 11826), (36, 9855), (45, 7884), (54, 6570), (60, 5913), (73, 4860), (81, 4380), (90, 3942), (108, 3285), (135, 2628), (146, 2430), (162, 2190), (180, 1971), (219, 1620), (243, 1460), (270, 1314), (292, 1215), (324, 1095), (365, 972), (405, 876), (438, 810), (486, 730), (540, 657)]