81779724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:600

約数の個数: 144

約数和(自身を含む): 248582880

約数和(自身を除く): 166803156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 34, 36, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 117, 153, 156, 171, 204, 221, 228, 234, 247, 306, 323, 342, 442, 468, 494, 541, 612, 646, 663, 684, 741, 884, 969, 988, 1082, 1292, 1326, 1482, 1623, 1938, 1989, 2164, 2223, 2652, 2907, 2964, 3246, 3876, 3978, 4199, 4446, 4869, 5814, 6492, 7033, 7956, 8398, 8892, 9197, 9738, 10279, 11628, 12597, 14066, 16796, 18394, 19476, 20558, 21099, 25194, 27591, 28132, 30837, 36788, 37791, 41116, 42198, 50388, 55182, 61674, 63297, 75582, 82773, 84396, 92511, 110364, 119561, 123348, 126594, 133627, 151164, 165546, 174743, 185022, 239122, 253188, 267254, 331092, 349486, 358683, 370044, 400881, 478244, 524229, 534508, 698972, 717366, 801762, 1048458, 1076049, 1202643, 1434732, 1572687, 1603524, 2096916, 2152098, 2271659, 2405286, 3145374, 4304196, 4543318, 4810572, 6290748, 6814977, 9086636, 13629954, 20444931, 27259908, 40889862, 81779724]

約数ペア:

[(1, 81779724), (2, 40889862), (3, 27259908), (4, 20444931), (6, 13629954), (9, 9086636), (12, 6814977), (13, 6290748), (17, 4810572), (18, 4543318), (19, 4304196), (26, 3145374), (34, 2405286), (36, 2271659), (38, 2152098), (39, 2096916), (51, 1603524), (52, 1572687), (57, 1434732), (68, 1202643), (76, 1076049), (78, 1048458), (102, 801762), (114, 717366), (117, 698972), (153, 534508), (156, 524229), (171, 478244), (204, 400881), (221, 370044), (228, 358683), (234, 349486), (247, 331092), (306, 267254), (323, 253188), (342, 239122), (442, 185022), (468, 174743), (494, 165546), (541, 151164), (612, 133627), (646, 126594), (663, 123348), (684, 119561), (741, 110364), (884, 92511), (969, 84396), (988, 82773), (1082, 75582), (1292, 63297), (1326, 61674), (1482, 55182), (1623, 50388), (1938, 42198), (1989, 41116), (2164, 37791), (2223, 36788), (2652, 30837), (2907, 28132), (2964, 27591), (3246, 25194), (3876, 21099), (3978, 20558), (4199, 19476), (4446, 18394), (4869, 16796), (5814, 14066), (6492, 12597), (7033, 11628), (7956, 10279), (8398, 9738), (8892, 9197)]