328274128

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1105

約数の個数: 120

約数和(自身を含む): 823280640

約数和(自身を除く): 495006512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 248, 364, 392, 403, 434, 496, 637, 728, 784, 806, 868, 1039, 1274, 1456, 1519, 1612, 1736, 2078, 2548, 2821, 3038, 3224, 3472, 4156, 5096, 5642, 6076, 6448, 7273, 8312, 10192, 11284, 12152, 13507, 14546, 16624, 19747, 22568, 24304, 27014, 29092, 32209, 39494, 45136, 50911, 54028, 58184, 64418, 78988, 94549, 101822, 108056, 116368, 128836, 157976, 189098, 203644, 216112, 225463, 257672, 315952, 378196, 407288, 418717, 450926, 515344, 661843, 756392, 814576, 837434, 901852, 1323686, 1512784, 1578241, 1674868, 1803704, 2647372, 2931019, 3156482, 3349736, 3607408, 5294744, 5862038, 6312964, 6699472, 10589488, 11724076, 12625928, 20517133, 23448152, 25251856, 41034266, 46896304, 82068532, 164137064, 328274128]

約数ペア:

[(1, 328274128), (2, 164137064), (4, 82068532), (7, 46896304), (8, 41034266), (13, 25251856), (14, 23448152), (16, 20517133), (26, 12625928), (28, 11724076), (31, 10589488), (49, 6699472), (52, 6312964), (56, 5862038), (62, 5294744), (91, 3607408), (98, 3349736), (104, 3156482), (112, 2931019), (124, 2647372), (182, 1803704), (196, 1674868), (208, 1578241), (217, 1512784), (248, 1323686), (364, 901852), (392, 837434), (403, 814576), (434, 756392), (496, 661843), (637, 515344), (728, 450926), (784, 418717), (806, 407288), (868, 378196), (1039, 315952), (1274, 257672), (1456, 225463), (1519, 216112), (1612, 203644), (1736, 189098), (2078, 157976), (2548, 128836), (2821, 116368), (3038, 108056), (3224, 101822), (3472, 94549), (4156, 78988), (5096, 64418), (5642, 58184), (6076, 54028), (6448, 50911), (7273, 45136), (8312, 39494), (10192, 32209), (11284, 29092), (12152, 27014), (13507, 24304), (14546, 22568), (16624, 19747)]