213222780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:698

約数の個数: 144

約数和(自身を含む): 681049824

約数和(自身を除く): 467827044

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, 601, 657, 730, 810, 876, 972, 1095, 1202, 1215, 1314, 1460, 1620, 1803, 1971, 2190, 2404, 2430, 2628, 3005, 3285, 3606, 3942, 4380, 4860, 5409, 5913, 6010, 6570, 7212, 7884, 9015, 9855, 10818, 11826, 12020, 13140, 16227, 17739, 18030, 19710, 21636, 23652, 27045, 29565, 32454, 35478, 36060, 39420, 43873, 48681, 54090, 59130, 64908, 70956, 81135, 87746, 88695, 97362, 108180, 118260, 131619, 146043, 162270, 175492, 177390, 194724, 219365, 243405, 263238, 292086, 324540, 354780, 394857, 438730, 486810, 526476, 584172, 658095, 730215, 789714, 877460, 973620, 1184571, 1316190, 1460430, 1579428, 1974285, 2369142, 2632380, 2920860, 3553713, 3948570, 4738284, 5922855, 7107426, 7897140, 10661139, 11845710, 14214852, 17768565, 21322278, 23691420, 35537130, 42644556, 53305695, 71074260, 106611390, 213222780]

約数ペア:

[(1, 213222780), (2, 106611390), (3, 71074260), (4, 53305695), (5, 42644556), (6, 35537130), (9, 23691420), (10, 21322278), (12, 17768565), (15, 14214852), (18, 11845710), (20, 10661139), (27, 7897140), (30, 7107426), (36, 5922855), (45, 4738284), (54, 3948570), (60, 3553713), (73, 2920860), (81, 2632380), (90, 2369142), (108, 1974285), (135, 1579428), (146, 1460430), (162, 1316190), (180, 1184571), (219, 973620), (243, 877460), (270, 789714), (292, 730215), (324, 658095), (365, 584172), (405, 526476), (438, 486810), (486, 438730), (540, 394857), (601, 354780), (657, 324540), (730, 292086), (810, 263238), (876, 243405), (972, 219365), (1095, 194724), (1202, 177390), (1215, 175492), (1314, 162270), (1460, 146043), (1620, 131619), (1803, 118260), (1971, 108180), (2190, 97362), (2404, 88695), (2430, 87746), (2628, 81135), (3005, 70956), (3285, 64908), (3606, 59130), (3942, 54090), (4380, 48681), (4860, 43873), (5409, 39420), (5913, 36060), (6010, 35478), (6570, 32454), (7212, 29565), (7884, 27045), (9015, 23652), (9855, 21636), (10818, 19710), (11826, 18030), (12020, 17739), (13140, 16227)]