18803340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 61090848

約数和(自身を除く): 42287508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 73, 81, 90, 106, 108, 135, 146, 159, 162, 180, 212, 219, 243, 265, 270, 292, 318, 324, 365, 405, 438, 477, 486, 530, 540, 636, 657, 730, 795, 810, 876, 954, 972, 1060, 1095, 1215, 1314, 1431, 1460, 1590, 1620, 1908, 1971, 2190, 2385, 2430, 2628, 2862, 3180, 3285, 3869, 3942, 4293, 4380, 4770, 4860, 5724, 5913, 6570, 7155, 7738, 7884, 8586, 9540, 9855, 11607, 11826, 12879, 13140, 14310, 15476, 17172, 17739, 19345, 19710, 21465, 23214, 23652, 25758, 28620, 29565, 34821, 35478, 38690, 39420, 42930, 46428, 51516, 58035, 59130, 64395, 69642, 70956, 77380, 85860, 88695, 104463, 116070, 118260, 128790, 139284, 174105, 177390, 208926, 232140, 257580, 313389, 348210, 354780, 417852, 522315, 626778, 696420, 940167, 1044630, 1253556, 1566945, 1880334, 2089260, 3133890, 3760668, 4700835, 6267780, 9401670, 18803340]

約数ペア:

[(1, 18803340), (2, 9401670), (3, 6267780), (4, 4700835), (5, 3760668), (6, 3133890), (9, 2089260), (10, 1880334), (12, 1566945), (15, 1253556), (18, 1044630), (20, 940167), (27, 696420), (30, 626778), (36, 522315), (45, 417852), (53, 354780), (54, 348210), (60, 313389), (73, 257580), (81, 232140), (90, 208926), (106, 177390), (108, 174105), (135, 139284), (146, 128790), (159, 118260), (162, 116070), (180, 104463), (212, 88695), (219, 85860), (243, 77380), (265, 70956), (270, 69642), (292, 64395), (318, 59130), (324, 58035), (365, 51516), (405, 46428), (438, 42930), (477, 39420), (486, 38690), (530, 35478), (540, 34821), (636, 29565), (657, 28620), (730, 25758), (795, 23652), (810, 23214), (876, 21465), (954, 19710), (972, 19345), (1060, 17739), (1095, 17172), (1215, 15476), (1314, 14310), (1431, 13140), (1460, 12879), (1590, 11826), (1620, 11607), (1908, 9855), (1971, 9540), (2190, 8586), (2385, 7884), (2430, 7738), (2628, 7155), (2862, 6570), (3180, 5913), (3285, 5724), (3869, 4860), (3942, 4770), (4293, 4380)]