131344128

素因数分解:

$2^8\times 3^2\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:654

約数の個数: 108

約数和(自身を含む): 382902520

約数和(自身を除く): 251558392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 109, 128, 144, 192, 218, 256, 288, 327, 384, 436, 523, 576, 654, 768, 872, 981, 1046, 1152, 1308, 1569, 1744, 1962, 2092, 2304, 2616, 3138, 3488, 3924, 4184, 4707, 5232, 6276, 6976, 7848, 8368, 9414, 10464, 12552, 13952, 15696, 16736, 18828, 20928, 25104, 27904, 31392, 33472, 37656, 41856, 50208, 57007, 62784, 66944, 75312, 83712, 100416, 114014, 125568, 133888, 150624, 171021, 200832, 228028, 251136, 301248, 342042, 401664, 456056, 513063, 602496, 684084, 912112, 1026126, 1204992, 1368168, 1824224, 2052252, 2736336, 3648448, 4104504, 5472672, 7296896, 8209008, 10945344, 14593792, 16418016, 21890688, 32836032, 43781376, 65672064, 131344128]

約数ペア:

[(1, 131344128), (2, 65672064), (3, 43781376), (4, 32836032), (6, 21890688), (8, 16418016), (9, 14593792), (12, 10945344), (16, 8209008), (18, 7296896), (24, 5472672), (32, 4104504), (36, 3648448), (48, 2736336), (64, 2052252), (72, 1824224), (96, 1368168), (109, 1204992), (128, 1026126), (144, 912112), (192, 684084), (218, 602496), (256, 513063), (288, 456056), (327, 401664), (384, 342042), (436, 301248), (523, 251136), (576, 228028), (654, 200832), (768, 171021), (872, 150624), (981, 133888), (1046, 125568), (1152, 114014), (1308, 100416), (1569, 83712), (1744, 75312), (1962, 66944), (2092, 62784), (2304, 57007), (2616, 50208), (3138, 41856), (3488, 37656), (3924, 33472), (4184, 31392), (4707, 27904), (5232, 25104), (6276, 20928), (6976, 18828), (7848, 16736), (8368, 15696), (9414, 13952), (10464, 12552)]