321448064

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 771120000

約数和(自身を除く): 449671936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 89, 112, 116, 128, 139, 178, 203, 224, 232, 278, 356, 406, 448, 464, 556, 623, 712, 812, 896, 928, 973, 1112, 1246, 1424, 1624, 1856, 1946, 2224, 2492, 2581, 2848, 3248, 3712, 3892, 4031, 4448, 4984, 5162, 5696, 6496, 7784, 8062, 8896, 9968, 10324, 11392, 12371, 12992, 15568, 16124, 17792, 18067, 19936, 20648, 24742, 25984, 28217, 31136, 32248, 36134, 39872, 41296, 49484, 56434, 62272, 64496, 72268, 79744, 82592, 86597, 98968, 112868, 124544, 128992, 144536, 165184, 173194, 197936, 225736, 257984, 289072, 330368, 346388, 358759, 395872, 451472, 515968, 578144, 692776, 717518, 791744, 902944, 1156288, 1385552, 1435036, 1583488, 1805888, 2312576, 2511313, 2771104, 2870072, 3611776, 5022626, 5542208, 5740144, 10045252, 11084416, 11480288, 20090504, 22960576, 40181008, 45921152, 80362016, 160724032, 321448064]

約数ペア:

[(1, 321448064), (2, 160724032), (4, 80362016), (7, 45921152), (8, 40181008), (14, 22960576), (16, 20090504), (28, 11480288), (29, 11084416), (32, 10045252), (56, 5740144), (58, 5542208), (64, 5022626), (89, 3611776), (112, 2870072), (116, 2771104), (128, 2511313), (139, 2312576), (178, 1805888), (203, 1583488), (224, 1435036), (232, 1385552), (278, 1156288), (356, 902944), (406, 791744), (448, 717518), (464, 692776), (556, 578144), (623, 515968), (712, 451472), (812, 395872), (896, 358759), (928, 346388), (973, 330368), (1112, 289072), (1246, 257984), (1424, 225736), (1624, 197936), (1856, 173194), (1946, 165184), (2224, 144536), (2492, 128992), (2581, 124544), (2848, 112868), (3248, 98968), (3712, 86597), (3892, 82592), (4031, 79744), (4448, 72268), (4984, 64496), (5162, 62272), (5696, 56434), (6496, 49484), (7784, 41296), (8062, 39872), (8896, 36134), (9968, 32248), (10324, 31136), (11392, 28217), (12371, 25984), (12992, 24742), (15568, 20648), (16124, 19936), (17792, 18067)]