245457628

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 518192640

約数和(自身を除く): 272735012

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 53, 62, 68, 106, 124, 169, 212, 221, 338, 403, 442, 527, 676, 689, 806, 884, 901, 1054, 1378, 1612, 1643, 1802, 2108, 2197, 2756, 2873, 3286, 3604, 4394, 5239, 5746, 6572, 6851, 8788, 8957, 10478, 11492, 11713, 13702, 17914, 20956, 21359, 23426, 27404, 27931, 35828, 37349, 42718, 46852, 55862, 68107, 74698, 85436, 89063, 111724, 116441, 136214, 149396, 152269, 178126, 232882, 272428, 277667, 304538, 356252, 363103, 465764, 555334, 609076, 726206, 1110668, 1157819, 1452412, 1979497, 2315638, 3609671, 3958994, 4631276, 4720339, 7219342, 7917988, 9440678, 14438684, 18881356, 61364407, 122728814, 245457628]

約数ペア:

[(1, 245457628), (2, 122728814), (4, 61364407), (13, 18881356), (17, 14438684), (26, 9440678), (31, 7917988), (34, 7219342), (52, 4720339), (53, 4631276), (62, 3958994), (68, 3609671), (106, 2315638), (124, 1979497), (169, 1452412), (212, 1157819), (221, 1110668), (338, 726206), (403, 609076), (442, 555334), (527, 465764), (676, 363103), (689, 356252), (806, 304538), (884, 277667), (901, 272428), (1054, 232882), (1378, 178126), (1612, 152269), (1643, 149396), (1802, 136214), (2108, 116441), (2197, 111724), (2756, 89063), (2873, 85436), (3286, 74698), (3604, 68107), (4394, 55862), (5239, 46852), (5746, 42718), (6572, 37349), (6851, 35828), (8788, 27931), (8957, 27404), (10478, 23426), (11492, 21359), (11713, 20956), (13702, 17914)]