178637238

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:611

約数の個数: 80

約数和(自身を含む): 434043456

約数和(自身を除く): 255406218

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 271, 313, 351, 542, 626, 702, 813, 939, 1053, 1626, 1878, 2106, 2439, 2817, 3523, 4069, 4878, 5634, 7046, 7317, 8138, 8451, 10569, 12207, 14634, 16902, 21138, 21951, 24414, 25353, 31707, 36621, 43902, 50706, 63414, 73242, 84823, 95121, 109863, 169646, 190242, 219726, 254469, 285363, 329589, 508938, 570726, 659178, 763407, 1102699, 1526814, 2205398, 2290221, 3308097, 4580442, 6616194, 6870663, 9924291, 13741326, 19848582, 29772873, 59545746, 89318619, 178637238]

約数ペア:

[(1, 178637238), (2, 89318619), (3, 59545746), (6, 29772873), (9, 19848582), (13, 13741326), (18, 9924291), (26, 6870663), (27, 6616194), (39, 4580442), (54, 3308097), (78, 2290221), (81, 2205398), (117, 1526814), (162, 1102699), (234, 763407), (271, 659178), (313, 570726), (351, 508938), (542, 329589), (626, 285363), (702, 254469), (813, 219726), (939, 190242), (1053, 169646), (1626, 109863), (1878, 95121), (2106, 84823), (2439, 73242), (2817, 63414), (3523, 50706), (4069, 43902), (4878, 36621), (5634, 31707), (7046, 25353), (7317, 24414), (8138, 21951), (8451, 21138), (10569, 16902), (12207, 14634)]